diff --git a/.github/workflows/code-analysis.yml b/.github/workflows/code-analysis.yml
index a063fa4b6be..22c23ca684b 100644
--- a/.github/workflows/code-analysis.yml
+++ b/.github/workflows/code-analysis.yml
@@ -28,7 +28,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3.0.2
 
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v1
diff --git a/.github/workflows/docs-conda.yml b/.github/workflows/docs-conda.yml
index de1b0a2b28d..b72e2edc5e4 100644
--- a/.github/workflows/docs-conda.yml
+++ b/.github/workflows/docs-conda.yml
@@ -31,7 +31,7 @@ jobs:
     steps:
     # We check out only a limited depth and then pull tags to save time
     - name: Checkout source
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3.0.2
       with:
         fetch-depth: 100
 
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 1a06984eeea..a66daea9e75 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -40,7 +40,7 @@ jobs:
     steps:
     # We check out only a limited depth and then pull tags to save time
     - name: Checkout source
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3.0.2
       with:
         fetch-depth: 100
 
diff --git a/.github/workflows/linting.yml b/.github/workflows/linting.yml
index 1e3e9c2eabc..f2da6250ba1 100644
--- a/.github/workflows/linting.yml
+++ b/.github/workflows/linting.yml
@@ -13,7 +13,7 @@ jobs:
     name: Flake8
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
 
       - name: Set up Python 3
         uses: actions/setup-python@v2
diff --git a/.github/workflows/nightly-builds.yml b/.github/workflows/nightly-builds.yml
index 86a507323a9..e47b103ccaa 100644
--- a/.github/workflows/nightly-builds.yml
+++ b/.github/workflows/nightly-builds.yml
@@ -25,7 +25,7 @@ jobs:
     steps:
     # We check out only a limited depth and then pull tags to save time
     - name: Checkout source
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3.0.2
       with:
         fetch-depth: 100
 
@@ -68,7 +68,7 @@ jobs:
     steps:
     # We check out only a limited depth and then pull tags to save time
     - name: Checkout source
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3.0.2
       with:
         fetch-depth: 100
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index b9c41e0064b..5f2767312ff 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -10,7 +10,7 @@ jobs:
     name: Build Release Packages
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3.0.2
       with:
         fetch-depth: 10
 
diff --git a/.github/workflows/tests-conda.yml b/.github/workflows/tests-conda.yml
index c229febc1c2..dc589ea0164 100644
--- a/.github/workflows/tests-conda.yml
+++ b/.github/workflows/tests-conda.yml
@@ -30,7 +30,7 @@ jobs:
     steps:
     # We check out only a limited depth and then pull tags to save time
     - name: Checkout source
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3.0.2
       with:
         fetch-depth: 100
 
diff --git a/.github/workflows/tests-pypi.yml b/.github/workflows/tests-pypi.yml
index 078319b5641..0c55266e229 100644
--- a/.github/workflows/tests-pypi.yml
+++ b/.github/workflows/tests-pypi.yml
@@ -35,7 +35,7 @@ jobs:
     steps:
     # We check out only a limited depth and then pull tags to save time
     - name: Checkout source
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3.0.2
       with:
         fetch-depth: 100