diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index 377dafd1..e6a4ff27 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -13,6 +13,6 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b
     - name: Build the Docker image
       run: docker build . --file Dockerfile