diff --git a/package.json b/package.json
index 7d56d874..c7839b13 100644
--- a/package.json
+++ b/package.json
@@ -82,6 +82,6 @@
     "sinon-chai": "2.8.0",
     "uuid": "2.0.3",
     "webpack": "1.13.2",
-    "webpack-merge": "0.14.1"
+    "webpack-merge": "0.15.0"
   }
 }