diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index ac9917d..bb959c8 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -27,7 +27,7 @@ jobs:
           password: ${{ secrets.DOCKER_TOKEN }}
 
       - name: Retrieve cache
-        uses: https://github.com/actions/cache@v4.0.1
+        uses: https://github.com/actions/cache@ab5e6d0c87105b4c9c2047343972218f562e4319 # v4.0.1
         with:
           path: |
             ~/.cargo/bin/