diff --git a/js/package.json b/js/package.json
index 34c5ce7c4..6d1d5405e 100644
--- a/js/package.json
+++ b/js/package.json
@@ -174,7 +174,6 @@
     "flow": "^0.2.3",
     "format-json": "1.0.3",
     "format-number": "2.0.1",
-    "geopattern": "1.2.3",
     "isomorphic-fetch": "2.2.1",
     "lodash": "4.17.2",
     "loglevel": "1.4.1",
diff --git a/js/src/dapps/package.json b/js/src/dapps/package.json
index 767f3ba5f..3eb5147aa 100644
--- a/js/src/dapps/package.json
+++ b/js/src/dapps/package.json
@@ -15,6 +15,8 @@
   "scripts": {},
   "devDependencies": {},
   "dependencies": {
+    "react-codemirror": "^0.3.0",
+    "react-inspector": "paritytech/react-inspector",
     "material-ui": "0.16.5",
     "validator": "6.2.0"
   },