diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index dc0ae91..7635427 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
         uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
 
       - name: Cache mypy
-        uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
+        uses: actions/cache@a7833574556fa59680c1b7cb190c1735db73ebf0 # v5.0.0
         with:
           path: src/.mypy_cache/
           key: ${{ runner.os }}-mypy