diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index a88c608..d450a8b 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -66,4 +66,4 @@ jobs:
         uses: actions-rs/clippy-check@v1
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
-          args: --all-features
+          args: --all-features -- -D warnings