diff --git a/.github/workflows/conftest.yaml b/.github/workflows/conftest.yaml
index 58d579d8..ebc45c40 100644
--- a/.github/workflows/conftest.yaml
+++ b/.github/workflows/conftest.yaml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
 
       - name: Validate integration test data via kubeval
         uses: redhat-cop/github-actions/confbatstest@master
diff --git a/.github/workflows/docs.yaml b/.github/workflows/docs.yaml
index 17da6482..ccf8fb4a 100644
--- a/.github/workflows/docs.yaml
+++ b/.github/workflows/docs.yaml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
 
       - name: Generate konstraint docs
         uses: redhat-cop/github-actions/confbatstest@master
diff --git a/.github/workflows/opa-profile.yaml b/.github/workflows/opa-profile.yaml
index 17be7410..0af382f2 100644
--- a/.github/workflows/opa-profile.yaml
+++ b/.github/workflows/opa-profile.yaml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
 
       - name: Opa eval --profile
         uses: redhat-cop/github-actions/confbatstest@master