diff --git a/package.json b/package.json
index 49d41384..98103c82 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "eslint": "4.19.1",
     "eslint-config-google": "0.9.1",
     "eslint-plugin-jsdoc": "3.7.1",
-    "grunt": "1.0.2",
+    "grunt": "1.0.3",
     "grunt-concurrent": "2.3.1",
     "grunt-contrib-clean": "1.1.0",
     "grunt-env": "0.4.4",