diff --git a/.github/workflows/typecheck.yml b/.github/workflows/typecheck.yml
index b293d1b..d53aff9 100644
--- a/.github/workflows/typecheck.yml
+++ b/.github/workflows/typecheck.yml
@@ -42,7 +42,7 @@ jobs:
         run: uv python install 3.10
       
       - name: Cache Python installation
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/uv
           key: ${{ runner.os }}-${{ matrix.arch }}-python-3.10-${{ hashFiles('pyproject.toml') }}