diff --git a/package.json b/package.json
index 7deab88..a500369 100644
--- a/package.json
+++ b/package.json
@@ -51,6 +51,7 @@
     "@types/c3": "^0.4.44",
     "@types/node": "^8.0.17",
     "@uirouter/angularjs": "^1.0.5",
+    "@uirouter/core": "^5.0.5",
     "angular": "^1.6.5",
     "angular-http-auth": "^1.5.0",
     "angular-resource": "^1.6.5",