diff --git a/package.json b/package.json
index bd4d0880..bdb33694 100644
--- a/package.json
+++ b/package.json
@@ -6,9 +6,9 @@
   "author": "Ionic Team <hi@ionic.io> (https://ionic.io)",
   "license": "MIT",
   "devDependencies": {
-    "@angular/compiler": "4.2.5",
-    "@angular/compiler-cli": "4.2.5",
-    "@angular/core": "4.2.5",
+    "@angular/compiler": "4.1.3",
+    "@angular/compiler-cli": "4.1.3",
+    "@angular/core": "4.1.3",
     "@types/cordova": "0.0.34",
     "@types/jasmine": "^2.5.51",
     "@types/node": "^7.0.27",
@@ -39,7 +39,7 @@
     "q": "1.5.0",
     "queue": "4.2.1",
     "rimraf": "2.6.1",
-    "rxjs": "5.4.1",
+    "rxjs": "5.4.0",
     "semver": "5.3.0",
     "tslint": "3.15.1",
     "tslint-ionic-rules": "0.0.8",