diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e98aa79..906e3ac 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -28,7 +28,7 @@ jobs:
 
       - name: install pypy
         id: setup-pypy
-        uses: actions/setup-python@v3
+        uses: actions/setup-python@v4
         with:
           python-version: 'pypy-3.8'
           cache: 'poetry'