diff --git a/alpha/action/init.go b/alpha/action/init.go
index 910b882cd..242d8f818 100644
--- a/alpha/action/init.go
+++ b/alpha/action/init.go
@@ -3,7 +3,6 @@ package action
 import (
 	"fmt"
 	"io"
-	"io/ioutil"
 
 	"github.com/h2non/filetype"
 
@@ -25,7 +24,7 @@ func (i Init) Run() (*declcfg.Package, error) {
 		DefaultChannel: i.DefaultChannel,
 	}
 	if i.DescriptionReader != nil {
-		descriptionData, err := ioutil.ReadAll(i.DescriptionReader)
+		descriptionData, err := io.ReadAll(i.DescriptionReader)
 		if err != nil {
 			return nil, fmt.Errorf("read description: %v", err)
 		}
@@ -33,7 +32,7 @@ func (i Init) Run() (*declcfg.Package, error) {
 	}
 
 	if i.IconReader != nil {
-		iconData, err := ioutil.ReadAll(i.IconReader)
+		iconData, err := io.ReadAll(i.IconReader)
 		if err != nil {
 			return nil, fmt.Errorf("read icon: %v", err)
 		}
diff --git a/alpha/action/migrate.go b/alpha/action/migrate.go
index 3012c2a0e..3a502300f 100644
--- a/alpha/action/migrate.go
+++ b/alpha/action/migrate.go
@@ -3,7 +3,6 @@ package action
 import (
 	"context"
 	"fmt"
-	"io/ioutil"
 	"os"
 
 	"github.com/operator-framework/operator-registry/alpha/declcfg"
@@ -20,7 +19,7 @@ type Migrate struct {
 }
 
 func (m Migrate) Run(ctx context.Context) error {
-	entries, err := ioutil.ReadDir(m.OutputDir)
+	entries, err := os.ReadDir(m.OutputDir)
 	if err != nil && !os.IsNotExist(err) {
 		return err
 	}
diff --git a/alpha/action/render.go b/alpha/action/render.go
index 98aca0c03..465f54db9 100644
--- a/alpha/action/render.go
+++ b/alpha/action/render.go
@@ -6,7 +6,7 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"os"
 	"path/filepath"
 	"sort"
@@ -60,7 +60,7 @@ type Render struct {
 
 func nullLogger() *logrus.Entry {
 	logger := logrus.New()
-	logger.SetOutput(ioutil.Discard)
+	logger.SetOutput(io.Discard)
 	return logrus.NewEntry(logger)
 }
 
@@ -155,7 +155,7 @@ func (r Render) imageToDeclcfg(ctx context.Context, imageRef string) (*declcfg.D
 	if err != nil {
 		return nil, err
 	}
-	tmpDir, err := ioutil.TempDir("", "render-unpack-")
+	tmpDir, err := os.MkdirTemp("", "render-unpack-")
 	if err != nil {
 		return nil, err
 	}
diff --git a/cmd/opm/alpha/bundle/unpack.go b/cmd/opm/alpha/bundle/unpack.go
index 59ccab379..82bddff77 100644
--- a/cmd/opm/alpha/bundle/unpack.go
+++ b/cmd/opm/alpha/bundle/unpack.go
@@ -4,7 +4,6 @@ import (
 	"context"
 	"crypto/x509"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 
@@ -99,7 +98,7 @@ func unpackBundle(cmd *cobra.Command, args []string) error {
 	}
 	if rootCA != "" {
 		rootCAs := x509.NewCertPool()
-		certs, err := ioutil.ReadFile(rootCA)
+		certs, err := os.ReadFile(rootCA)
 		if err != nil {
 			return err
 		}
@@ -129,7 +128,7 @@ func unpackBundle(cmd *cobra.Command, args []string) error {
 		return err
 	}
 
-	dir, err := ioutil.TempDir("", "bundle-")
+	dir, err := os.MkdirTemp("", "bundle-")
 	if err != nil {
 		return err
 	}
diff --git a/cmd/opm/alpha/bundle/validate.go b/cmd/opm/alpha/bundle/validate.go
index 1bc844238..c1044c05c 100644
--- a/cmd/opm/alpha/bundle/validate.go
+++ b/cmd/opm/alpha/bundle/validate.go
@@ -2,7 +2,6 @@ package bundle
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 
@@ -80,7 +79,7 @@ func validateFunc(cmd *cobra.Command, _ []string) error {
 	}
 	imageValidator := bundle.NewImageValidator(registry, logger, optional)
 
-	dir, err := ioutil.TempDir("", "bundle-")
+	dir, err := os.MkdirTemp("", "bundle-")
 	logger.Infof("Create a temp directory at %s", dir)
 	if err != nil {
 		return err
diff --git a/cmd/opm/alpha/template/basic.go b/cmd/opm/alpha/template/basic.go
index 2510a4fa7..5d34ec2cd 100644
--- a/cmd/opm/alpha/template/basic.go
+++ b/cmd/opm/alpha/template/basic.go
@@ -2,7 +2,6 @@ package template
 
 import (
 	"io"
-	"io/ioutil"
 	"log"
 	"os"
 
@@ -50,7 +49,7 @@ When FILE is '-' or not provided, the template is read from standard input`,
 			// The bundle loading impl is somewhat verbose, even on the happy path,
 			// so discard all logrus default logger logs. Any important failures will be
 			// returned from template.Render and logged as fatal errors.
-			logrus.SetOutput(ioutil.Discard)
+			logrus.SetOutput(io.Discard)
 
 			reg, err := util.CreateCLIRegistry(cmd)
 			if err != nil {
diff --git a/cmd/opm/alpha/template/semver.go b/cmd/opm/alpha/template/semver.go
index dd27fda07..f67f9596c 100644
--- a/cmd/opm/alpha/template/semver.go
+++ b/cmd/opm/alpha/template/semver.go
@@ -3,7 +3,6 @@ package template
 import (
 	"fmt"
 	"io"
-	"io/ioutil"
 	"log"
 	"os"
 
@@ -53,7 +52,7 @@ When FILE is '-' or not provided, the template is read from standard input`,
 			// The bundle loading impl is somewhat verbose, even on the happy path,
 			// so discard all logrus default logger logs. Any important failures will be
 			// returned from template.Render and logged as fatal errors.
-			logrus.SetOutput(ioutil.Discard)
+			logrus.SetOutput(io.Discard)
 
 			reg, err := util.CreateCLIRegistry(cmd)
 			if err != nil {
diff --git a/cmd/opm/internal/util/util.go b/cmd/opm/internal/util/util.go
index 3f908981a..5b0f06f27 100644
--- a/cmd/opm/internal/util/util.go
+++ b/cmd/opm/internal/util/util.go
@@ -2,7 +2,7 @@ package util
 
 import (
 	"errors"
-	"io/ioutil"
+	"io"
 	"os"
 
 	"github.com/operator-framework/operator-registry/pkg/image/containerdregistry"
@@ -69,6 +69,6 @@ func CreateCLIRegistry(cmd *cobra.Command) (*containerdregistry.Registry, error)
 
 func nullLogger() *logrus.Entry {
 	logger := logrus.New()
-	logger.SetOutput(ioutil.Discard)
+	logger.SetOutput(io.Discard)
 	return logrus.NewEntry(logger)
 }
diff --git a/cmd/opm/render/cmd.go b/cmd/opm/render/cmd.go
index 75be06189..e624ab197 100644
--- a/cmd/opm/render/cmd.go
+++ b/cmd/opm/render/cmd.go
@@ -2,7 +2,6 @@ package render
 
 import (
 	"io"
-	"io/ioutil"
 	"log"
 	"os"
 
@@ -45,7 +44,7 @@ database files.
 			// The bundle loading impl is somewhat verbose, even on the happy path,
 			// so discard all logrus default logger logs. Any important failures will be
 			// returned from render.Run and logged as fatal errors.
-			logrus.SetOutput(ioutil.Discard)
+			logrus.SetOutput(io.Discard)
 
 			reg, err := util.CreateCLIRegistry(cmd)
 			if err != nil {
@@ -72,6 +71,6 @@ database files.
 
 func nullLogger() *logrus.Entry {
 	logger := logrus.New()
-	logger.SetOutput(ioutil.Discard)
+	logger.SetOutput(io.Discard)
 	return logrus.NewEntry(logger)
 }
diff --git a/pkg/configmap/configmap_writer.go b/pkg/configmap/configmap_writer.go
index c2c5e42f2..580aeaeb0 100644
--- a/pkg/configmap/configmap_writer.go
+++ b/pkg/configmap/configmap_writer.go
@@ -3,7 +3,6 @@ package configmap
 import (
 	"context"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"regexp"
 
@@ -85,7 +84,7 @@ func (c *ConfigMapWriter) Populate(maxDataSizeLimit uint64) error {
 	var totalSize uint64
 	for _, dir := range subDirs {
 		completePath := c.manifestsDir + dir
-		files, err := ioutil.ReadDir(completePath)
+		files, err := os.ReadDir(completePath)
 		if err != nil {
 			logrus.Errorf("read dir failed: %v", err)
 			return err
@@ -95,7 +94,7 @@ func (c *ConfigMapWriter) Populate(maxDataSizeLimit uint64) error {
 			log := logrus.WithField("file", completePath+file.Name())
 			log.Info("Reading file")
 
-			content, err := ioutil.ReadFile(completePath + file.Name())
+			content, err := os.ReadFile(completePath + file.Name())
 			if err != nil {
 				log.Errorf("read failed: %v", err)
 				return err
diff --git a/pkg/image/mock.go b/pkg/image/mock.go
index 6f856c30e..f46d58516 100644
--- a/pkg/image/mock.go
+++ b/pkg/image/mock.go
@@ -4,7 +4,6 @@ import (
 	"context"
 	"errors"
 	"io/fs"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"sync"
@@ -40,7 +39,7 @@ func (i *MockImage) unpack(dir string) error {
 		if err := os.MkdirAll(pathDir, 0777); err != nil {
 			return err
 		}
-		return ioutil.WriteFile(path, data, 0666)
+		return os.WriteFile(path, data, 0666)
 	})
 }
 
diff --git a/pkg/image/registry_test.go b/pkg/image/registry_test.go
index 3577ff1d3..c8eb04269 100644
--- a/pkg/image/registry_test.go
+++ b/pkg/image/registry_test.go
@@ -5,7 +5,6 @@ import (
 	"crypto/x509"
 	"errors"
 	"fmt"
-	"io/ioutil"
 	"math"
 	"math/rand"
 	"net/http"
@@ -35,7 +34,7 @@ type newRegistryFunc func(t *testing.T, cafile string) (image.Registry, cleanupF
 
 func poolForCertFile(t *testing.T, file string) *x509.CertPool {
 	rootCAs := x509.NewCertPool()
-	certs, err := ioutil.ReadFile(file)
+	certs, err := os.ReadFile(file)
 	require.NoError(t, err)
 	require.True(t, rootCAs.AppendCertsFromPEM(certs))
 	return rootCAs
diff --git a/pkg/lib/bundle/chartutil.go b/pkg/lib/bundle/chartutil.go
index 42418ce1b..f7090446a 100644
--- a/pkg/lib/bundle/chartutil.go
+++ b/pkg/lib/bundle/chartutil.go
@@ -19,7 +19,6 @@ limitations under the License.
 package bundle
 
 import (
-	"io/ioutil"
 	"os"
 	"path/filepath"
 
@@ -125,7 +124,7 @@ func IsChartDir(dirName string) (bool, error) {
 		return false, errors.Errorf("no %s exists in directory %q", ChartfileName, dirName)
 	}
 
-	chartYamlContent, err := ioutil.ReadFile(chartYaml)
+	chartYamlContent, err := os.ReadFile(chartYaml)
 	if err != nil {
 		return false, errors.Errorf("cannot read %s in directory %q", ChartfileName, dirName)
 	}
diff --git a/pkg/lib/bundle/exporter.go b/pkg/lib/bundle/exporter.go
index be9f36312..043aac1ac 100644
--- a/pkg/lib/bundle/exporter.go
+++ b/pkg/lib/bundle/exporter.go
@@ -2,7 +2,6 @@ package bundle
 
 import (
 	"context"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 
@@ -34,7 +33,7 @@ func (i *BundleExporter) Export(skipTLSVerify, plainHTTP bool) error {
 
 	log := logrus.WithField("img", i.image)
 
-	tmpDir, err := ioutil.TempDir("./", "bundle_tmp")
+	tmpDir, err := os.MkdirTemp("./", "bundle_tmp")
 	if err != nil {
 		return err
 	}
diff --git a/pkg/lib/bundle/generate.go b/pkg/lib/bundle/generate.go
index 0e480c41a..5b9d82153 100644
--- a/pkg/lib/bundle/generate.go
+++ b/pkg/lib/bundle/generate.go
@@ -3,7 +3,6 @@ package bundle
 import (
 	"fmt"
 	"io"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"strings"
@@ -180,7 +179,7 @@ func CopyYamlOutput(annotationsContent []byte, manifestDir, outputDir, workingDi
 	}
 
 	// Now, generate the `metadata/` dir and write the annotations
-	file, err := ioutil.ReadFile(filepath.Join(copyDir, MetadataDir, AnnotationsFile))
+	file, err := os.ReadFile(filepath.Join(copyDir, MetadataDir, AnnotationsFile))
 	if os.IsNotExist(err) || overwrite {
 		writeDir := filepath.Join(copyDir, MetadataDir)
 		err = WriteFile(AnnotationsFile, writeDir, annotationsContent)
@@ -209,7 +208,7 @@ func GetMediaType(directory string) (string, error) {
 	k8sFiles := make(map[string]*unstructured.Unstructured)
 
 	// Read all file names in directory
-	items, _ := ioutil.ReadDir(directory)
+	items, _ := os.ReadDir(directory)
 	for _, item := range items {
 		if item.IsDir() {
 			continue
@@ -218,7 +217,7 @@ func GetMediaType(directory string) (string, error) {
 		files = append(files, item.Name())
 
 		fileWithPath := filepath.Join(directory, item.Name())
-		fileBlob, err := ioutil.ReadFile(fileWithPath)
+		fileBlob, err := os.ReadFile(fileWithPath)
 		if err != nil {
 			return "", fmt.Errorf("Unable to read file %s in bundle", fileWithPath)
 		}
@@ -367,7 +366,7 @@ func WriteFile(fileName, directory string, content []byte) error {
 		}
 	}
 	log.Infof("Writing %s in %s", fileName, directory)
-	err := ioutil.WriteFile(filepath.Join(directory, fileName), content, DefaultPermission)
+	err := os.WriteFile(filepath.Join(directory, fileName), content, DefaultPermission)
 	if err != nil {
 		return err
 	}
@@ -376,7 +375,7 @@ func WriteFile(fileName, directory string, content []byte) error {
 
 // copy the contents of a potentially nested manifest dir into an output dir.
 func copyManifestDir(from, to string, overwrite bool) error {
-	fromFiles, err := ioutil.ReadDir(from)
+	fromFiles, err := os.ReadDir(from)
 	if err != nil {
 		return err
 	}
@@ -431,7 +430,11 @@ func copyManifestDir(from, to string, overwrite bool) error {
 			return err
 		}
 
-		err = os.Chmod(toFilePath, fromFile.Mode())
+		info, err := fromFile.Info()
+		if err != nil {
+			return err
+		}
+		err = os.Chmod(toFilePath, info.Mode())
 		if err != nil {
 			return err
 		}
diff --git a/pkg/lib/bundle/generate_test.go b/pkg/lib/bundle/generate_test.go
index db00423b4..2727855a2 100644
--- a/pkg/lib/bundle/generate_test.go
+++ b/pkg/lib/bundle/generate_test.go
@@ -2,7 +2,6 @@ package bundle
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"testing"
@@ -194,12 +193,12 @@ func TestCopyYamlOutput(t *testing.T) {
 	require.Equal(t, filepath.Join(testOutputDir, "metadata/"), resultMetadataDir)
 
 	outputAnnotationsFile := filepath.Join(testOutputDir, "metadata/", "annotations.yaml")
-	annotationsBlob, err := ioutil.ReadFile(outputAnnotationsFile)
+	annotationsBlob, err := os.ReadFile(outputAnnotationsFile)
 	require.NoError(t, err)
 	require.Equal(t, testContent, annotationsBlob)
 
 	csvFile := filepath.Join(testOutputDir, "manifests/", "prometheusoperator.0.14.0.clusterserviceversion.yaml")
-	_, err = ioutil.ReadFile(csvFile)
+	_, err = os.ReadFile(csvFile)
 	require.NoError(t, err)
 }
 
@@ -215,7 +214,7 @@ func TestCopyYamlOutput_NoOutputDir(t *testing.T) {
 	require.Equal(t, filepath.Join(filepath.Dir(testManifestDir), "metadata/"), resultMetadataDir)
 
 	outputAnnotationsFile := filepath.Join(resultMetadataDir, "annotations.yaml")
-	annotationsBlob, err := ioutil.ReadFile(outputAnnotationsFile)
+	annotationsBlob, err := os.ReadFile(outputAnnotationsFile)
 	require.NoError(t, err)
 	require.Equal(t, testContent, annotationsBlob)
 
@@ -236,12 +235,12 @@ func TestCopyYamlOutput_NestedCopy(t *testing.T) {
 	require.Equal(t, filepath.Join(testOutputDir, "metadata/"), resultMetadataDir)
 
 	outputAnnotationsFile := filepath.Join(testOutputDir, "metadata/", "annotations.yaml")
-	annotationsBlob, err := ioutil.ReadFile(outputAnnotationsFile)
+	annotationsBlob, err := os.ReadFile(outputAnnotationsFile)
 	require.NoError(t, err)
 	require.Equal(t, testContent, annotationsBlob)
 
 	csvFile := filepath.Join(testOutputDir, "manifests/nested_manifests/", "prometheusoperator.0.14.0.clusterserviceversion.yaml")
-	_, err = ioutil.ReadFile(csvFile)
+	_, err = os.ReadFile(csvFile)
 	require.NoError(t, err)
 }
 
@@ -261,7 +260,7 @@ func TestGenerateFunc(t *testing.T) {
 		"  operators.operatorframework.io.bundle.metadata.v1: metadata/\n" +
 		"  operators.operatorframework.io.bundle.package.v1: etcd\n")
 	outputAnnotationsFile := filepath.Join(outputPath, "metadata/", "annotations.yaml")
-	annotationsBlob, err := ioutil.ReadFile(outputAnnotationsFile)
+	annotationsBlob, err := os.ReadFile(outputAnnotationsFile)
 	require.NoError(t, err)
 	require.EqualValues(t, output, string(annotationsBlob))
 }
diff --git a/pkg/lib/bundle/utils_test.go b/pkg/lib/bundle/utils_test.go
index 86ed4b5d9..6757b6ac7 100644
--- a/pkg/lib/bundle/utils_test.go
+++ b/pkg/lib/bundle/utils_test.go
@@ -1,7 +1,6 @@
 package bundle
 
 import (
-	"io/ioutil"
 	"os"
 	"path/filepath"
 
@@ -65,7 +64,7 @@ func buildTestAnnotations(key string, items map[string]string) []byte {
 }
 
 func clearDir(dir string) {
-	items, _ := ioutil.ReadDir(dir)
+	items, _ := os.ReadDir(dir)
 
 	for _, item := range items {
 		if item.IsDir() {
diff --git a/pkg/lib/bundle/validate.go b/pkg/lib/bundle/validate.go
index fb8ca0368..a11025c28 100644
--- a/pkg/lib/bundle/validate.go
+++ b/pkg/lib/bundle/validate.go
@@ -4,7 +4,7 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"os"
 	"path/filepath"
 	"strings"
 
@@ -79,7 +79,7 @@ func (i imageValidator) ValidateBundleFormat(directory string) error {
 	var metadataDir, manifestsDir string
 	var validationErrors []error
 
-	items, err := ioutil.ReadDir(directory)
+	items, err := os.ReadDir(directory)
 	if err != nil {
 		validationErrors = append(validationErrors, err)
 	}
@@ -118,7 +118,7 @@ func (i imageValidator) ValidateBundleFormat(directory string) error {
 	}
 
 	// Validate annotations file
-	files, err := ioutil.ReadDir(metadataDir)
+	files, err := os.ReadDir(metadataDir)
 	if err != nil {
 		validationErrors = append(validationErrors, err)
 	}
@@ -282,14 +282,14 @@ func (i imageValidator) ValidateBundleContent(manifestDir string) error {
 	crdValidator := v.CustomResourceDefinitionValidator
 
 	// Read all files in manifests directory
-	items, err := ioutil.ReadDir(manifestDir)
+	items, err := os.ReadDir(manifestDir)
 	if err != nil {
 		validationErrors = append(validationErrors, err)
 	}
 
 	for _, item := range items {
 		fileWithPath := filepath.Join(manifestDir, item.Name())
-		data, err := ioutil.ReadFile(fileWithPath)
+		data, err := os.ReadFile(fileWithPath)
 		if err != nil {
 			validationErrors = append(validationErrors, fmt.Errorf("Unable to read file %s in supported types", fileWithPath))
 			continue
diff --git a/pkg/lib/certs/certs.go b/pkg/lib/certs/certs.go
index 2d1c8f519..3317d5766 100644
--- a/pkg/lib/certs/certs.go
+++ b/pkg/lib/certs/certs.go
@@ -3,7 +3,7 @@ package certs
 import (
 	"crypto/x509"
 	"fmt"
-	"io/ioutil"
+	"os"
 )
 
 // RootCAs gets root CAs from system store and the given file
@@ -13,7 +13,7 @@ func RootCAs(CaFile string) (*x509.CertPool, error) {
 		rootCAs = x509.NewCertPool()
 	}
 	if len(CaFile) > 0 {
-		certs, err := ioutil.ReadFile(CaFile)
+		certs, err := os.ReadFile(CaFile)
 		if err != nil {
 			return nil, fmt.Errorf("failed to append %q to RootCAs: %v", certs, err)
 		}
diff --git a/pkg/lib/dns/nsswitch.go b/pkg/lib/dns/nsswitch.go
index 0e69f7e79..1693272fd 100644
--- a/pkg/lib/dns/nsswitch.go
+++ b/pkg/lib/dns/nsswitch.go
@@ -1,7 +1,6 @@
 package dns
 
 import (
-	"io/ioutil"
 	"os"
 	"runtime"
 )
@@ -24,5 +23,5 @@ func EnsureNsswitch() error {
 		return nil
 	}
 
-	return ioutil.WriteFile(NsswitchFilename, NsswitchContents, 0644)
+	return os.WriteFile(NsswitchFilename, NsswitchContents, 0644)
 }
diff --git a/pkg/lib/dns/nsswitch_test.go b/pkg/lib/dns/nsswitch_test.go
index 02eb12eb9..c49bc6b0e 100644
--- a/pkg/lib/dns/nsswitch_test.go
+++ b/pkg/lib/dns/nsswitch_test.go
@@ -1,7 +1,6 @@
 package dns
 
 import (
-	"io/ioutil"
 	"os"
 	"testing"
 
@@ -50,7 +49,7 @@ func TestEnsureNsswitch(t *testing.T) {
 			NsswitchFilename = "testfile"
 
 			if tt.existingFile {
-				require.NoError(t, ioutil.WriteFile(NsswitchFilename, []byte("test"), 0644))
+				require.NoError(t, os.WriteFile(NsswitchFilename, []byte("test"), 0644))
 			}
 
 			if err := EnsureNsswitch(); (err != nil) != tt.wantErr {
@@ -58,13 +57,13 @@ func TestEnsureNsswitch(t *testing.T) {
 			}
 
 			if tt.wantFile {
-				contents, err := ioutil.ReadFile(NsswitchFilename)
+				contents, err := os.ReadFile(NsswitchFilename)
 				require.NoError(t, err)
 				require.Equal(t, NsswitchContents, contents)
 				os.Remove(NsswitchFilename)
 			}
 			if tt.existingFile {
-				contents, err := ioutil.ReadFile(NsswitchFilename)
+				contents, err := os.ReadFile(NsswitchFilename)
 				require.NoError(t, err)
 				require.NotEqual(t, NsswitchContents, contents)
 				os.Remove(NsswitchFilename)
diff --git a/pkg/lib/image/registry.go b/pkg/lib/image/registry.go
index 84c49f94f..8e0aca841 100644
--- a/pkg/lib/image/registry.go
+++ b/pkg/lib/image/registry.go
@@ -12,7 +12,6 @@ import (
 	"encoding/pem"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"math/big"
 	"net"
 	"net/http"
@@ -40,15 +39,15 @@ func RunDockerRegistry(ctx context.Context, rootDir string, configOpts ...Config
 	host := fmt.Sprintf("localhost:%d", dockerPort)
 	certPool := x509.NewCertPool()
 
-	cafile, err := ioutil.TempFile("", "ca")
+	cafile, err := os.CreateTemp("", "ca")
 	if err != nil {
 		return "", "", err
 	}
-	certfile, err := ioutil.TempFile("", "cert")
+	certfile, err := os.CreateTemp("", "cert")
 	if err != nil {
 		return "", "", err
 	}
-	keyfile, err := ioutil.TempFile("", "key")
+	keyfile, err := os.CreateTemp("", "key")
 	if err != nil {
 		return "", "", err
 	}
diff --git a/pkg/lib/indexer/indexer.go b/pkg/lib/indexer/indexer.go
index 81fbc414a..b3e5c1848 100644
--- a/pkg/lib/indexer/indexer.go
+++ b/pkg/lib/indexer/indexer.go
@@ -5,7 +5,6 @@ import (
 	"errors"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"math/rand"
 	"os"
 	"path"
@@ -303,7 +302,7 @@ func (i ImageIndexer) PruneFromIndex(request PruneFromIndexRequest) error {
 
 // ExtractDatabase sets a temp directory for unpacking an image
 func (i ImageIndexer) ExtractDatabase(buildDir, fromIndex, caFile string, skipTLSVerify, plainHTTP bool) (string, error) {
-	tmpDir, err := ioutil.TempDir("./", tmpDirPrefix)
+	tmpDir, err := os.MkdirTemp("./", tmpDirPrefix)
 	if err != nil {
 		return "", err
 	}
@@ -426,7 +425,7 @@ func buildContext(generate bool, requestedDockerfile string) (buildDir, outDocke
 	}
 
 	// set a temp directory for building the new image
-	buildDir, err = ioutil.TempDir(".", tmpBuildDirPrefix)
+	buildDir, err = os.MkdirTemp(".", tmpBuildDirPrefix)
 	if err != nil {
 		return
 	}
@@ -440,7 +439,7 @@ func buildContext(generate bool, requestedDockerfile string) (buildDir, outDocke
 	}
 
 	// generate a temp dockerfile if needed
-	tempDockerfile, err := ioutil.TempFile(".", defaultDockerfileName)
+	tempDockerfile, err := os.CreateTemp(".", defaultDockerfileName)
 	if err != nil {
 		defer cleanup()
 		return
@@ -504,7 +503,7 @@ type ExportFromIndexRequest struct {
 // an index image
 func (i ImageIndexer) ExportFromIndex(request ExportFromIndexRequest) error {
 	// set a temp directory
-	workingDir, err := ioutil.TempDir("./", tmpDirPrefix)
+	workingDir, err := os.MkdirTemp("./", tmpDirPrefix)
 	if err != nil {
 		return err
 	}
diff --git a/pkg/lib/indexer/indexer_test.go b/pkg/lib/indexer/indexer_test.go
index 6797d0e0d..a5da2c972 100644
--- a/pkg/lib/indexer/indexer_test.go
+++ b/pkg/lib/indexer/indexer_test.go
@@ -1,7 +1,6 @@
 package indexer
 
 import (
-	"io/ioutil"
 	"os"
 	"reflect"
 	"sort"
@@ -64,14 +63,14 @@ func TestGeneratePackageYaml(t *testing.T) {
 	}
 
 	var expected pregistry.PackageManifest
-	expectedBytes, _ := ioutil.ReadFile("./testdata/package.yaml")
+	expectedBytes, _ := os.ReadFile("./testdata/package.yaml")
 	err = yaml.Unmarshal(expectedBytes, &expected)
 	if err != nil {
 		t.Fatalf("unmarshaling: %s", err)
 	}
 
 	var actual pregistry.PackageManifest
-	actualBytes, _ := ioutil.ReadFile("./package.yaml")
+	actualBytes, _ := os.ReadFile("./package.yaml")
 	err = yaml.Unmarshal(actualBytes, &actual)
 	if err != nil {
 		t.Fatalf("unmarshaling: %s", err)
diff --git a/pkg/lib/log/writerhook.go b/pkg/lib/log/writerhook.go
index 7609ae27f..a67dc675f 100644
--- a/pkg/lib/log/writerhook.go
+++ b/pkg/lib/log/writerhook.go
@@ -2,7 +2,6 @@ package log
 
 import (
 	"io"
-	"io/ioutil"
 	"os"
 
 	"github.com/sirupsen/logrus"
@@ -36,7 +35,7 @@ func (hook *WriterHook) Levels() []logrus.Level {
 // AddHooks adds hooks to send logs to different destinations depending on level
 func AddHooks(hooks ...*WriterHook) {
 	// Send all logs to nowhere by default
-	logrus.SetOutput(ioutil.Discard)
+	logrus.SetOutput(io.Discard)
 
 	for _, hook := range hooks {
 		logrus.AddHook(hook)
diff --git a/pkg/lib/registry/registry.go b/pkg/lib/registry/registry.go
index a923cbd5e..a4174197b 100644
--- a/pkg/lib/registry/registry.go
+++ b/pkg/lib/registry/registry.go
@@ -3,7 +3,6 @@ package registry
 import (
 	"context"
 	"fmt"
-	"io/ioutil"
 	"os"
 
 	"github.com/sirupsen/logrus"
@@ -106,7 +105,7 @@ func (r RegistryUpdater) AddToRegistry(request AddToRegistryRequest) error {
 
 func unpackImage(ctx context.Context, reg image.Registry, ref image.Reference) (image.Reference, string, func(), error) {
 	var errs []error
-	workingDir, err := ioutil.TempDir("./", "bundle_tmp")
+	workingDir, err := os.MkdirTemp("./", "bundle_tmp")
 	if err != nil {
 		errs = append(errs, err)
 	}
diff --git a/pkg/lib/registry/registry_test.go b/pkg/lib/registry/registry_test.go
index 43f4d3998..13e72f700 100644
--- a/pkg/lib/registry/registry_test.go
+++ b/pkg/lib/registry/registry_test.go
@@ -7,7 +7,6 @@ import (
 	"errors"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"math/rand"
 	"os"
 	"path/filepath"
@@ -350,7 +349,7 @@ func newUnpackedTestBundle(dir, name string, csvSpec json.RawMessage, annotation
 	if err != nil {
 		return bundleDir, cleanup, err
 	}
-	if err := ioutil.WriteFile(filepath.Join(bundleDir, bundle.ManifestsDir, "csv.yaml"), out, 0666); err != nil {
+	if err := os.WriteFile(filepath.Join(bundleDir, bundle.ManifestsDir, "csv.yaml"), out, 0666); err != nil {
 		return bundleDir, cleanup, err
 	}
 
@@ -358,7 +357,7 @@ func newUnpackedTestBundle(dir, name string, csvSpec json.RawMessage, annotation
 	if err != nil {
 		return bundleDir, cleanup, err
 	}
-	if err := ioutil.WriteFile(filepath.Join(bundleDir, bundle.MetadataDir, "annotations.yaml"), out, 0666); err != nil {
+	if err := os.WriteFile(filepath.Join(bundleDir, bundle.MetadataDir, "annotations.yaml"), out, 0666); err != nil {
 		return bundleDir, cleanup, err
 	}
 	return bundleDir, cleanup, nil
diff --git a/pkg/lib/tmp/copy.go b/pkg/lib/tmp/copy.go
index 52a247f41..a48a3e219 100644
--- a/pkg/lib/tmp/copy.go
+++ b/pkg/lib/tmp/copy.go
@@ -3,13 +3,12 @@ package tmp
 import (
 	"fmt"
 	"io"
-	"io/ioutil"
 	"os"
 )
 
 // CopyTmpDB reads the file at the given path and copies it to a tmp directory, returning the copied file path or an err
 func CopyTmpDB(original string) (path string, err error) {
-	dst, err := ioutil.TempFile("", "db-")
+	dst, err := os.CreateTemp("", "db-")
 	if err != nil {
 		return "", err
 	}
diff --git a/pkg/lib/validation/bundle_test.go b/pkg/lib/validation/bundle_test.go
index ce65cd964..a0e31eef5 100644
--- a/pkg/lib/validation/bundle_test.go
+++ b/pkg/lib/validation/bundle_test.go
@@ -1,7 +1,7 @@
 package validation
 
 import (
-	"io/ioutil"
+	"os"
 	"path/filepath"
 	"strings"
 	"testing"
@@ -43,12 +43,12 @@ func TestValidateBundle(t *testing.T) {
 		unstObjs := []*unstructured.Unstructured{}
 
 		// Read all files in manifests directory
-		items, err := ioutil.ReadDir(tt.directory)
+		items, err := os.ReadDir(tt.directory)
 		require.NoError(t, err, "Unable to read directory: %s", tt.description)
 
 		for _, item := range items {
 			fileWithPath := filepath.Join(tt.directory, item.Name())
-			data, err := ioutil.ReadFile(fileWithPath)
+			data, err := os.ReadFile(fileWithPath)
 			require.NoError(t, err, "Unable to read file: %s", fileWithPath)
 
 			dec := k8syaml.NewYAMLOrJSONDecoder(strings.NewReader(string(data)), 30)
diff --git a/pkg/registry/bundle_test.go b/pkg/registry/bundle_test.go
index b2fd3b549..682d56938 100644
--- a/pkg/registry/bundle_test.go
+++ b/pkg/registry/bundle_test.go
@@ -2,7 +2,7 @@ package registry
 
 import (
 	"encoding/json"
-	"io/ioutil"
+	"os"
 	"path/filepath"
 	"reflect"
 	"strings"
@@ -31,7 +31,7 @@ func TestV1CRDsInBundle(t *testing.T) {
 	})
 
 	// Read all files in manifests directory
-	items, err := ioutil.ReadDir(manifestDir)
+	items, err := os.ReadDir(manifestDir)
 	if err != nil {
 		t.Fatalf("reading manifests directory: %s", err)
 	}
@@ -40,7 +40,7 @@ func TestV1CRDsInBundle(t *testing.T) {
 	unstObjs := []*unstructured.Unstructured{}
 	for _, item := range items {
 		fileWithPath := filepath.Join(manifestDir, item.Name())
-		data, err := ioutil.ReadFile(fileWithPath)
+		data, err := os.ReadFile(fileWithPath)
 		if err != nil {
 			t.Fatalf("reading manifests directory file %s: %s", fileWithPath, err)
 		}
diff --git a/pkg/registry/directoryGraphLoader.go b/pkg/registry/directoryGraphLoader.go
index b639c08b5..a899f01e0 100644
--- a/pkg/registry/directoryGraphLoader.go
+++ b/pkg/registry/directoryGraphLoader.go
@@ -2,7 +2,6 @@ package registry
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path"
 	"path/filepath"
@@ -36,7 +35,7 @@ func (c csvs) Swap(i, j int)      { c[i], c[j] = c[j], c[i] }
 
 // NewPackageGraphLoaderFromDir takes the root directory of the package in the file system.
 func NewPackageGraphLoaderFromDir(packageDir string) (*DirGraphLoader, error) {
-	_, err := ioutil.ReadDir(packageDir)
+	_, err := os.ReadDir(packageDir)
 	if err != nil {
 		return nil, fmt.Errorf("error reading from %s directory, %v", packageDir, err)
 	}
@@ -71,7 +70,7 @@ func (g *DirGraphLoader) Generate() (*Package, error) {
 
 // loadBundleCsvPathMap loads the CsvNameAndReplaceMap and SortedCSVs in the Package Struct.
 func (g *DirGraphLoader) loadBundleCsvPathMap() error {
-	bundleDirs, err := ioutil.ReadDir(g.PackageDir)
+	bundleDirs, err := os.ReadDir(g.PackageDir)
 	if err != nil {
 		return fmt.Errorf("error reading from %s directory, %v", g.PackageDir, err)
 	}
@@ -156,7 +155,7 @@ func (g *DirGraphLoader) getChannelNodes(channelHeadCsv string) *map[BundleKey]m
 // parsePackageYAMLFile parses the *.package.yaml file and fills the information in Package including name,
 // defaultchannel, and head of all Channels. It returns parsing error if any.
 func (g *DirGraphLoader) parsePackageYAMLFile() (*Package, error) {
-	files, err := ioutil.ReadDir(g.PackageDir)
+	files, err := os.ReadDir(g.PackageDir)
 	if err != nil {
 		return nil, fmt.Errorf("error reading bundle parent directory, %v", err)
 	}
diff --git a/pkg/registry/populator_test.go b/pkg/registry/populator_test.go
index b7b83a27f..d7dc4f5d7 100644
--- a/pkg/registry/populator_test.go
+++ b/pkg/registry/populator_test.go
@@ -5,7 +5,6 @@ import (
 	"database/sql"
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
 	"math/rand"
 	"os"
 	"path/filepath"
@@ -3072,7 +3071,7 @@ func newUnpackedTestBundle(root, dir, name string, csvSpec json.RawMessage, anno
 	if err != nil {
 		return bundleDir, cleanup, err
 	}
-	if err := ioutil.WriteFile(filepath.Join(bundleDir, bundle.ManifestsDir, "csv.yaml"), out, 0666); err != nil {
+	if err := os.WriteFile(filepath.Join(bundleDir, bundle.ManifestsDir, "csv.yaml"), out, 0666); err != nil {
 		return bundleDir, cleanup, err
 	}
 
@@ -3080,7 +3079,7 @@ func newUnpackedTestBundle(root, dir, name string, csvSpec json.RawMessage, anno
 	if err != nil {
 		return bundleDir, cleanup, err
 	}
-	if err := ioutil.WriteFile(filepath.Join(bundleDir, bundle.MetadataDir, "annotations.yaml"), out, 0666); err != nil {
+	if err := os.WriteFile(filepath.Join(bundleDir, bundle.MetadataDir, "annotations.yaml"), out, 0666); err != nil {
 		return bundleDir, cleanup, err
 	}
 	return bundleDir, cleanup, nil
diff --git a/pkg/sqlite/configmap_test.go b/pkg/sqlite/configmap_test.go
index a40c9fef9..88786edc2 100644
--- a/pkg/sqlite/configmap_test.go
+++ b/pkg/sqlite/configmap_test.go
@@ -5,7 +5,6 @@ import (
 	"context"
 	"database/sql"
 	"fmt"
-	"io/ioutil"
 	"math/rand"
 	"os"
 	"strings"
@@ -70,7 +69,7 @@ func TestReplaceCycle(t *testing.T) {
 	require.NoError(t, err)
 
 	path := "../../configmap.example.yaml"
-	cmap, err := ioutil.ReadFile(path)
+	cmap, err := os.ReadFile(path)
 
 	require.NoError(t, err, "unable to load configmap from file %s", path)
 
diff --git a/pkg/sqlite/directory.go b/pkg/sqlite/directory.go
index f4b2e3e6c..2ed0c595e 100644
--- a/pkg/sqlite/directory.go
+++ b/pkg/sqlite/directory.go
@@ -2,7 +2,6 @@ package sqlite
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"strings"
@@ -181,7 +180,7 @@ func (d *DirectoryLoader) LoadPackagesWalkFunc(path string, f os.FileInfo, err e
 // are part of the bundle.
 func loadBundle(csvName string, dir string) (*registry.Bundle, error) {
 	log := logrus.WithFields(logrus.Fields{"dir": dir, "load": "bundle", "name": csvName})
-	files, err := ioutil.ReadDir(dir)
+	files, err := os.ReadDir(dir)
 	if err != nil {
 		return nil, err
 	}
diff --git a/test/e2e/bundle_image_test.go b/test/e2e/bundle_image_test.go
index c72359087..cf48dd35e 100644
--- a/test/e2e/bundle_image_test.go
+++ b/test/e2e/bundle_image_test.go
@@ -4,7 +4,6 @@ import (
 	"context"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"os"
 	"os/exec"
 	"regexp"
@@ -188,7 +187,7 @@ var _ = Describe("Launch bundle", func() {
 			for _, pod := range pl.Items {
 				logs, err := kubeclient.CoreV1().Pods(namespace).GetLogs(pod.GetName(), &corev1.PodLogOptions{}).Stream(context.Background())
 				Expect(err).NotTo(HaveOccurred())
-				logData, err := ioutil.ReadAll(logs)
+				logData, err := io.ReadAll(logs)
 				Expect(err).NotTo(HaveOccurred())
 				Logf("Pod logs for unpack job pod %q:\n%s", pod.GetName(), string(logData))
 			}
diff --git a/test/e2e/opm_bundle_test.go b/test/e2e/opm_bundle_test.go
index d129d3192..18464b9bb 100644
--- a/test/e2e/opm_bundle_test.go
+++ b/test/e2e/opm_bundle_test.go
@@ -3,7 +3,7 @@ package e2e_test
 import (
 	"bytes"
 	"context"
-	"io/ioutil"
+	"io"
 	"os"
 	"path/filepath"
 
@@ -60,7 +60,7 @@ var _ = Describe("opm alpha bundle", func() {
 			Expect(err).ToNot(HaveOccurred())
 
 			// Set up a temporary directory that we can use for testing
-			tmpDir, err = ioutil.TempDir("", "opm-alpha-bundle-")
+			tmpDir, err = os.MkdirTemp("", "opm-alpha-bundle-")
 			Expect(err).ToNot(HaveOccurred())
 		})
 
@@ -89,7 +89,7 @@ var _ = Describe("opm alpha bundle", func() {
 			})
 
 			Expect(opm.Execute()).ToNot(Succeed())
-			result, err := ioutil.ReadAll(&out)
+			result, err := io.ReadAll(&out)
 			Expect(err).ToNot(HaveOccurred())
 			Expect(string(result)).To(ContainSubstring("bundle content validation failed"))
 		})
@@ -111,7 +111,7 @@ var _ = Describe("opm alpha bundle", func() {
 			})
 
 			Expect(opm.Execute()).To(Succeed())
-			result, err := ioutil.ReadAll(&out)
+			result, err := io.ReadAll(&out)
 			Expect(err).ToNot(HaveOccurred())
 			Expect(result).ToNot(ContainSubstring("bundle content validation failed"))
 
diff --git a/test/e2e/opm_test.go b/test/e2e/opm_test.go
index ad39e461b..7a1dcf548 100644
--- a/test/e2e/opm_test.go
+++ b/test/e2e/opm_test.go
@@ -4,7 +4,6 @@ import (
 	"context"
 	"database/sql"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"os/exec"
 	"path/filepath"
@@ -72,7 +71,7 @@ func (bl bundleLocations) images() []string {
 }
 
 func inTemporaryBuildContext(f func() error, fromDir, toDir string) (rerr error) {
-	td, err := ioutil.TempDir(".", "opm-")
+	td, err := os.MkdirTemp(".", "opm-")
 	if err != nil {
 		return err
 	}
@@ -246,7 +245,7 @@ func exportIndexImageWith(containerTool string) error {
 }
 
 func initialize() error {
-	tmpDB, err := ioutil.TempFile("./", "index_tmp.db")
+	tmpDB, err := os.CreateTemp("./", "index_tmp.db")
 	if err != nil {
 		return err
 	}
@@ -306,7 +305,7 @@ var _ = Describe("opm", func() {
 			}
 			Expect(err).NotTo(HaveOccurred())
 
-			unpackDir, err := ioutil.TempDir(".", bundleTag3)
+			unpackDir, err := os.MkdirTemp(".", bundleTag3)
 			Expect(err).NotTo(HaveOccurred())
 			validator := bundle.NewImageValidator(registry, logger)
 			Expect(validator.PullBundleImage(img, unpackDir)).To(Succeed())
@@ -420,7 +419,7 @@ var _ = Describe("opm", func() {
 
 			By("building bundles")
 			for _, b := range bundles {
-				td, err := ioutil.TempDir(".", "opm-")
+				td, err := os.MkdirTemp(".", "opm-")
 				Expect(err).NotTo(HaveOccurred())
 				defer os.RemoveAll(td)
 
@@ -456,7 +455,7 @@ var _ = Describe("opm", func() {
 			}
 
 			for _, b := range bundles {
-				td, err := ioutil.TempDir(".", "opm-")
+				td, err := os.MkdirTemp(".", "opm-")
 				Expect(err).NotTo(HaveOccurred())
 				defer os.RemoveAll(td)