diff --git a/.github/workflows/linter.yaml b/.github/workflows/linter.yaml
index a1a1698..1099e0d 100644
--- a/.github/workflows/linter.yaml
+++ b/.github/workflows/linter.yaml
@@ -35,4 +35,4 @@ jobs:
           VALIDATE_MD: true
           VALIDATE_YAML: true
       - name: Lint Python source code
-        uses: py-actions/flake8@v1
+        uses: py-actions/flake8@v1.1.0