diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 5b9577b4f..30f506199 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -34,7 +34,7 @@ jobs:
         with:
           go-version: ${{ matrix.golang }}
       - name: Cache Dependencies
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.5
         with:
           path: ~/go/pkg/mod
           key: ${{ runner.os }}-go-${{ matrix.golang }}-${{ hashFiles('**/go.sum') }}