diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d3455b2b..7d3e986d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -52,4 +52,4 @@ jobs:
         run: pnpm playwright install chromium --with-deps
 
       - name: Test
-        run: pnpm test
+        run: pnpm test -- --concurrency=1