diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f100d9a4b..79d091b91 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -37,7 +37,7 @@ jobs:
       - uses: actions/checkout@v6
         with:
           persist-credentials: false
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             .mypy_cache
@@ -220,7 +220,7 @@ jobs:
       - uses: actions/checkout@v6
         with:
           persist-credentials: false
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             .mypy_cache