diff --git a/openig-ui/package.json b/openig-ui/package.json
index 2342c72c..444632b5 100644
--- a/openig-ui/package.json
+++ b/openig-ui/package.json
@@ -8,7 +8,7 @@
     "eslint": "4.18.2",
     "eslint-formatter-warning-summary": "1.0.1",
     "eslint-plugin-requirejs": "2.0.1",
-    "grunt": ">=1.5.3",
+    "grunt": "1.6.1",
     "grunt-babel": "6.0.0",
     "grunt-cli": "1.2.0",
     "grunt-contrib-copy": "1.0.0",