diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 241ca11..ad6d2ec 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -16,4 +16,4 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: mfinelli/setup-shfmt@v3
-      - run: shfmt -d wireguard-install.bash
+      - run: shfmt -d wireguard-install.sh