diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index a9d1e7c..30ca5f1 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -47,7 +47,7 @@ jobs:
 
       - name: 🏗 Set up build cache
         id: cache
-        uses: actions/cache@v4.3.0
+        uses: actions/cache@668228422ae6a00e4ad889ee87cd7109ec5666a7 # v5.0.4
         with:
           path: /tmp/.docker-cache
           key: docker-amd64-${{ github.sha }}