diff --git a/e2e/modal-navigation/package.json b/e2e/modal-navigation/package.json
index c3c960bc9..1b2392472 100644
--- a/e2e/modal-navigation/package.json
+++ b/e2e/modal-navigation/package.json
@@ -17,9 +17,13 @@
     "tns-core-modules": "next"
   },
   "devDependencies": {
+    "@types/chai": "~4.1.3",
+    "@types/mocha": "~5.2.1",
+    "@types/node": "^7.0.5",
     "nativescript-dev-appium": "next",
     "nativescript-dev-typescript": "next",
-    "nativescript-dev-webpack": "next"
+    "nativescript-dev-webpack": "next",
+    "typescript": "^3.0.3"
   },
   "scripts": {
     "e2e": "tsc -p e2e && mocha --opts ../config/mocha.opts --recursive e2e --appiumCapsLocation ../config/appium.capabilities.json",