diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e8a4210..7a96632 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Run cargo clippy
         uses: actions-rs/cargo@v1
         with:
-          command: clippy
+          command: clippy --D warnings
   test:
     runs-on: ubuntu-22.04
     steps: