diff --git a/package.json b/package.json
old mode 100755
new mode 100644
index 857f922..5fc6298
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "@angular/common": "2.1.2",
     "@angular/compiler": "2.1.2",
     "@angular/compiler-cli": "2.1.2",
-    "@angular/core": "2.1.2",
+    "@angular/core": "20.3.25",
     "@angular/forms": "2.1.2",
     "@angular/http": "2.1.2",
     "@angular/platform-browser": "2.1.2",