diff --git a/package.json b/package.json
index 17a8209..3fb1514 100644
--- a/package.json
+++ b/package.json
@@ -43,6 +43,7 @@
     "steam-workshop": "0.0.2",
     "style-loader": "0.13.1",
     "sweetalert": "^1.1.3",
+    "underscore": "^1.9.1",
     "url-loader": "0.5.7",
     "userhome": "^1.0.0",
     "webpack": "1.15.0",