diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f1dbddb..501c7f3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -38,7 +38,7 @@ jobs:
         run: uv run ruff check --output-format=github --extend-select I .
 
       - name: Check typing
-        run: uv run ty check --output-format=github .
+        run: uv run ty check --output-format=github --error-on-warning .
 
       - name: Build package
         run: uv build