diff --git a/package.json b/package.json
index 82d8a9d409..312333d74a 100644
--- a/package.json
+++ b/package.json
@@ -12,6 +12,7 @@
     "install": "node tasks/install.js",
     "postinstall": "closure-util update",
     "start": "node tasks/serve.js",
+    "pretest": "eslint tasks",
     "test": "node tasks/test.js",
     "debug-server": "node tasks/serve-lib.js"
   },