diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index af24ea533..6d152c634 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -46,8 +46,8 @@ jobs:
         env:
           BUN_INSTALL_ALLOW_SCRIPTS: "@ast-grep/napi"
 
-      - name: Run tests
-        run: bun test
+      - name: Run tests with isolation
+        run: bun run script/run-ci-tests.ts
 
   typecheck:
     runs-on: ubuntu-latest