diff --git a/.github/workflows/stale.yaml b/.github/workflows/stale.yaml
new file mode 100644
index 00000000000..741e159fbd8
--- /dev/null
+++ b/.github/workflows/stale.yaml
@@ -0,0 +1,57 @@
+name: Mark inactive issues and pull requests
+
+on:
+  schedule:
+    - cron: "0 * * * *"
+
+jobs:
+  mark-inactive-30d:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Mark 30 day inactive issues
+        uses: actions/stale@v3
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          stale-issue-message: >
+            This issue has been labeled `inactive-30d` due to no recent activity in the past 30 days.
+            Please close this issue if no further response or action is needed.
+            Otherwise, please respond with a comment indicating any updates or changes to the original issue and/or confirm this issue still needs to be addressed.
+            This issue will be labeled `inactive-90d` if there is no activity in the next 60 days.
+          stale-issue-label: "inactive-30d"
+          exempt-issue-labels: "0 - Blocked,0 - Backlog,good first issue"
+          days-before-issue-stale: 30
+          days-before-issue-close: -1
+          stale-pr-message: >
+            This PR has been labeled `inactive-30d` due to no recent activity in the past 30 days.
+            Please close this PR if it is no longer required.
+            Otherwise, please respond with a comment indicating any updates.
+            This PR will be labeled `inactive-90d` if there is no activity in the next 60 days.
+          stale-pr-label: "inactive-30d"
+          exempt-pr-labels: "0 - Blocked,0 - Backlog,good first issue"
+          days-before-pr-stale: 30
+          days-before-pr-close: -1
+          operations-per-run: 50
+  mark-inactive-90d:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Mark 90 day inactive issues
+        uses: actions/stale@v3
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          stale-issue-message: >
+            This issue has been labeled `inactive-90d` due to no recent activity in the past 90 days.
+            Please close this issue if no further response or action is needed.
+            Otherwise, please respond with a comment indicating any updates or changes to the original issue and/or confirm this issue still needs to be addressed.
+          stale-issue-label: "inactive-90d"
+          exempt-issue-labels: "0 - Blocked,0 - Backlog,good first issue"
+          days-before-issue-stale: 90
+          days-before-issue-close: -1
+          stale-pr-message: >
+            This PR has been labeled `inactive-90d` due to no recent activity in the past 90 days.
+            Please close this PR if it is no longer required.
+            Otherwise, please respond with a comment indicating any updates.
+          stale-pr-label: "inactive-90d"
+          exempt-pr-labels: "0 - Blocked,0 - Backlog,good first issue"
+          days-before-pr-stale: 90
+          days-before-pr-close: -1
+          operations-per-run: 50
diff --git a/ci/gpu/build.sh b/ci/gpu/build.sh
index fadd9ae526f..917a2b4cf27 100755
--- a/ci/gpu/build.sh
+++ b/ci/gpu/build.sh
@@ -83,7 +83,7 @@ gpuci_conda_retry install -y \
 
 # https://docs.rapids.ai/maintainers/depmgmt/
 # gpuci_conda_retry remove --force rapids-build-env rapids-notebook-env
-gpuci_conda_retry install -y "numpy<1.20"
+# gpuci_conda_retry install -y "your-pkg=1.0.0"
 
 
 gpuci_logger "Check compiler versions"
diff --git a/conda/environments/cudf_dev_cuda10.1.yml b/conda/environments/cudf_dev_cuda10.1.yml
index 3cc22de7eba..69d729aea0c 100644
--- a/conda/environments/cudf_dev_cuda10.1.yml
+++ b/conda/environments/cudf_dev_cuda10.1.yml
@@ -16,7 +16,7 @@ dependencies:
   - cmake_setuptools>=0.1.3
   - python>=3.6,<3.8
   - numba>=0.49.0,!=0.51.0
-  - numpy<1.20
+  - numpy
   - pandas>=1.0,<1.2.0dev0
   - pyarrow=1.0.1
   - fastavro>=0.22.9
diff --git a/conda/environments/cudf_dev_cuda10.2.yml b/conda/environments/cudf_dev_cuda10.2.yml
index 2b4e5eb1523..68c2ffc6aee 100644
--- a/conda/environments/cudf_dev_cuda10.2.yml
+++ b/conda/environments/cudf_dev_cuda10.2.yml
@@ -16,7 +16,7 @@ dependencies:
   - cmake_setuptools>=0.1.3
   - python>=3.6,<3.8
   - numba>=0.49,!=0.51.0
-  - numpy<1.20
+  - numpy
   - pandas>=1.0,<1.2.0dev0
   - pyarrow=1.0.1
   - fastavro>=0.22.9
diff --git a/conda/environments/cudf_dev_cuda11.0.yml b/conda/environments/cudf_dev_cuda11.0.yml
index c27dbb19f46..4070802e8a8 100644
--- a/conda/environments/cudf_dev_cuda11.0.yml
+++ b/conda/environments/cudf_dev_cuda11.0.yml
@@ -16,7 +16,7 @@ dependencies:
   - cmake_setuptools>=0.1.3
   - python>=3.6,<3.8
   - numba>=0.49,!=0.51.0
-  - numpy<1.20
+  - numpy
   - pandas>=1.0,<1.2.0dev0
   - pyarrow=1.0.1
   - fastavro>=0.22.9
diff --git a/conda/recipes/cudf/meta.yaml b/conda/recipes/cudf/meta.yaml
index b24fc0f15cf..c5f7bd34c25 100644
--- a/conda/recipes/cudf/meta.yaml
+++ b/conda/recipes/cudf/meta.yaml
@@ -38,7 +38,7 @@ requirements:
     - pandas >=1.0,<1.2.0dev0
     - cupy >7.1.0,<9.0.0a0
     - numba >=0.49.0
-    - numpy <1.20
+    - numpy
     - {{ pin_compatible('pyarrow', max_pin='x.x.x') }}
     - fastavro >=0.22.0
     - {{ pin_compatible('rmm', max_pin='x.x') }}