diff --git a/ponyracer/package.json b/ponyracer/package.json
index fb1ae9e83..0a70be104 100644
--- a/ponyracer/package.json
+++ b/ponyracer/package.json
@@ -26,9 +26,9 @@
     "zone.js": "^0.8.19"
   },
   "devDependencies": {
-    "@angular/cli": "1.6.8",
-    "@angular/compiler-cli": "^5.2.0",
-    "@angular/language-service": "^5.2.0",
+    "@angular/cli": "1.7.0-beta.0",
+    "@angular/compiler-cli": "^5.1.0",
+    "@angular/language-service": "^5.1.0",
     "@types/jasmine": "~2.8.3",
     "@types/jasminewd2": "~2.0.2",
     "@types/node": "~6.0.60",