diff --git a/pkg/apply/applier.go b/pkg/apply/applier.go
index 057946e9..75b30b6a 100644
--- a/pkg/apply/applier.go
+++ b/pkg/apply/applier.go
@@ -311,7 +311,7 @@ func handleError(eventChannel chan event.Event, err error) {
 // for the passed non cluster-scoped localObjs, plus the namespace
 // of the passed inventory object. This is used to skip deleting
 // namespaces which have currently applied objects in them.
-func localNamespaces(localInv inventory.Info, localObjs []object.ObjMetadata) sets.String {
+func localNamespaces(localInv inventory.Info, localObjs []object.ObjMetadata) sets.String { // nolint:staticcheck
 	namespaces := sets.NewString()
 	for _, obj := range localObjs {
 		if obj.Namespace != "" {
diff --git a/pkg/apply/filter/current-uids-filter.go b/pkg/apply/filter/current-uids-filter.go
index 88330c7b..8a6edba8 100644
--- a/pkg/apply/filter/current-uids-filter.go
+++ b/pkg/apply/filter/current-uids-filter.go
@@ -15,7 +15,7 @@ import (
 // if an object should not be pruned (deleted) because it has recently
 // been applied.
 type CurrentUIDFilter struct {
-	CurrentUIDs sets.String
+	CurrentUIDs sets.String // nolint:staticcheck
 }
 
 // Name returns a filter identifier for logging.
diff --git a/pkg/apply/filter/current-uids-filter_test.go b/pkg/apply/filter/current-uids-filter_test.go
index e42238fd..b7f4393e 100644
--- a/pkg/apply/filter/current-uids-filter_test.go
+++ b/pkg/apply/filter/current-uids-filter_test.go
@@ -13,7 +13,7 @@ import (
 
 func TestCurrentUIDFilter(t *testing.T) {
 	tests := map[string]struct {
-		filterUIDs    sets.String
+		filterUIDs    sets.String // nolint:staticcheck
 		objUID        string
 		expectedError error
 	}{
diff --git a/pkg/apply/filter/local-namespaces-filter.go b/pkg/apply/filter/local-namespaces-filter.go
index 2c9aecf4..1f9d7075 100644
--- a/pkg/apply/filter/local-namespaces-filter.go
+++ b/pkg/apply/filter/local-namespaces-filter.go
@@ -20,7 +20,7 @@ var (
 // that are currently in use. Used to ensure we do not delete
 // namespaces with currently applied objects in them.
 type LocalNamespacesFilter struct {
-	LocalNamespaces sets.String
+	LocalNamespaces sets.String // nolint:staticcheck
 }
 
 // Name returns a filter identifier for logging.
diff --git a/pkg/apply/filter/local-namespaces-filter_test.go b/pkg/apply/filter/local-namespaces-filter_test.go
index 9bcae3c1..3221b90b 100644
--- a/pkg/apply/filter/local-namespaces-filter_test.go
+++ b/pkg/apply/filter/local-namespaces-filter_test.go
@@ -23,7 +23,7 @@ var testNamespace = &unstructured.Unstructured{
 
 func TestLocalNamespacesFilter(t *testing.T) {
 	tests := map[string]struct {
-		localNamespaces sets.String
+		localNamespaces sets.String // nolint:staticcheck
 		namespace       string
 		expectedError   error
 	}{
diff --git a/pkg/inventory/manager.go b/pkg/inventory/manager.go
index 6083b4fd..e9f18563 100644
--- a/pkg/inventory/manager.go
+++ b/pkg/inventory/manager.go
@@ -117,7 +117,7 @@ func (tc *Manager) AppliedResourceUID(id object.ObjMetadata) (types.UID, bool) {
 
 // AppliedResourceUIDs returns a set with the UIDs of all the
 // successfully applied resources.
-func (tc *Manager) AppliedResourceUIDs() sets.String {
+func (tc *Manager) AppliedResourceUIDs() sets.String { // nolint:staticcheck
 	uids := sets.NewString()
 	for _, objStatus := range tc.inventory.Status.Objects {
 		if objStatus.Strategy == actuation.ActuationStrategyApply &&
diff --git a/pkg/kstatus/watcher/object_status_reporter.go b/pkg/kstatus/watcher/object_status_reporter.go
index cd2741ad..e77f8282 100644
--- a/pkg/kstatus/watcher/object_status_reporter.go
+++ b/pkg/kstatus/watcher/object_status_reporter.go
@@ -350,7 +350,11 @@ func (w *ObjectStatusReporter) startInformerNow(
 		return fmt.Errorf("failed to set error handler on new informer for %v: %v", mapping.Resource, err)
 	}
 
-	informer.AddEventHandler(w.eventHandler(ctx, eventCh))
+	_, err = informer.AddEventHandler(w.eventHandler(ctx, eventCh))
+	if err != nil {
+		// Should never happen.
+		return fmt.Errorf("failed add event handler on new informer for %v: %v", mapping.Resource, err)
+	}
 
 	// Start the informer in the background.
 	// Informer will be stopped when the context is cancelled.