diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c53581d..8be91fd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
         uses: py-actions/flake8@v2
         with:
           max-line-length: "500"
-          path: [" "]
+          paths: [" "]
   test:
     runs-on: ubuntu-latest
     container: dolfinx/dolfinx:v0.7.2