diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
index 1a7d79b6..147dae15 100644
--- a/.github/workflows/deploy.yaml
+++ b/.github/workflows/deploy.yaml
@@ -50,7 +50,7 @@ jobs:
 
       - name: Cache AWS CLI (Linux)
         id: cache-aws-cli
-        uses: actions/cache@v4
+        uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
         with:
           path: aws/
           key: cache-aws-cli