diff --git a/package.json b/package.json
index cc754166e..a4d7d99a7 100644
--- a/package.json
+++ b/package.json
@@ -28,8 +28,8 @@
     "build-package": "tsx ./build_tools/build-package.ts",
     "build-python": "tsx ./build_tools/cli.ts --python build",
     "build-python:watch": "tsx ./build_tools/cli.ts --python build --watch",
-    "test": "vitest --run",
-    "test:watch": "vitest watch",
+    "test": "npx playwright install && vitest --run",
+    "test:watch": "npx playwright install && vitest watch",
     "benchmark": "vitest bench --run",
     "benchmark:watch": "vitest bench",
     "lint:check": "eslint .",