diff --git a/.github/workflows/cleanup-caches.yml b/.github/workflows/cleanup-caches.yml
index eed9f6755..7f6c20a92 100644
--- a/.github/workflows/cleanup-caches.yml
+++ b/.github/workflows/cleanup-caches.yml
@@ -14,4 +14,4 @@ jobs:
       actions: write
     steps:
       - name: Cleanup
-        uses: 4m-mazi/souji-action@v1.0.0
+        uses: 4m-mazi/souji-action@cdef7f507c4bed326aec95989999988f8a10185b # v1.0.0