diff --git a/.github/workflows/update-base-image.yml b/.github/workflows/update-base-image.yml
index 9e31006..ff3c30a 100644
--- a/.github/workflows/update-base-image.yml
+++ b/.github/workflows/update-base-image.yml
@@ -25,7 +25,7 @@ jobs:
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_PASSWORD }}
       - name: "Checkout repository"
-        uses: "actions/checkout@v2"
+        uses: "actions/checkout@v2.3.4"
       - 
         name: "Get Monero Release Tag"
         id: get_tag
diff --git a/.github/workflows/update-image-on-push.yml b/.github/workflows/update-image-on-push.yml
index ca6d529..0c6acf0 100644
--- a/.github/workflows/update-image-on-push.yml
+++ b/.github/workflows/update-image-on-push.yml
@@ -26,7 +26,7 @@ jobs:
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_PASSWORD }}
       - name: "Checkout repository"
-        uses: "actions/checkout@v2"
+        uses: "actions/checkout@v2.3.4"
       - 
         name: "Get Monero Release Tag"
         id: get_tag