diff --git a/platform/viewer/package.json b/platform/viewer/package.json
index 76e44321c..d0b5e4ae3 100644
--- a/platform/viewer/package.json
+++ b/platform/viewer/package.json
@@ -96,6 +96,7 @@
     "gh-pages": "2.0.1",
     "identity-obj-proxy": "3.0.x",
     "lodash": "4.17.15",
-    "lodash.clonedeep": "4.5.0"
+    "lodash.clonedeep": "4.5.0",
+    "webpack-bundle-analyzer": "^3.6.0"
   }
 }