diff --git a/package.json b/package.json
index 7da4bfb8f..6e0599076 100644
--- a/package.json
+++ b/package.json
@@ -60,7 +60,7 @@
     "temp": "0.7.0",
     "text-buffer": "^3.2.9",
     "theorist": "^1.0.2",
-    "underscore-plus": "^1.5.1",
+    "underscore-plus": "^1.6.0",
     "vm-compatibility-layer": "0.1.0"
   },
   "packageDependencies": {