diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index d281493..d4a3e65 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -31,7 +31,7 @@ jobs:
       - name: Install package
         run: pip install -e ".[test]"
       - name: Mypy
-        uses: liskin/gh-problem-matcher-wrap@v3
+        uses: liskin/gh-problem-matcher-wrap@v4
         with:
           linters: mypy
           run: mypy --show-column-numbers