diff --git a/package.json b/package.json
index 05fbbd90b56132dbfdee895593ea98a94ee0e747..688ea69dfa231b079fab4dc6d450e6780d319e07 100644
--- a/package.json
+++ b/package.json
@@ -80,6 +80,7 @@
   },
   "devDependencies": {
     "coveralls": "2.11.4",
+    "duniter-ui": "0.2.10",
     "eslint": "0.21.1",
     "eslint-plugin-mocha": "0.2.2",
     "istanbul": "0.4.0",