diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8be231096ab6..cf42503a7475 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -276,7 +276,7 @@ jobs:
 
       - name: Cache Chromium
         id: chromium_cache
-        uses: actions/cache@v6
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ~/.cache/ms-playwright
           key: playwright-chromium-shell-${{ runner.os }}-${{ runner.arch }}-${{ steps.playwright_version.outputs.version }}