diff --git a/package.json b/package.json
index d3baf6d..7af1771 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
       "postversion": "git push && git push --tags"
   },
   "dependencies": {
-    "@ngrx/store": "^1.3.3",
+    "@ngrx/store": "1.3.3",
     "angular2": "2.0.0-beta.12",
     "bcrypt-nodejs": "0.0.3",
     "body-parser": "^1.14.2",
@@ -81,14 +81,14 @@
     "zone.js": "0.6.6"
   },
   "devDependencies": {
-    "@angular2-material/button": "^2.0.0-alpha.1",
-    "@angular2-material/card": "^2.0.0-alpha.1",
-    "@angular2-material/checkbox": "^2.0.0-alpha.1",
-    "@angular2-material/core": "^2.0.0-alpha.1",
-    "@angular2-material/progress-circle": "^2.0.0-alpha.1",
-    "@angular2-material/radio": "^2.0.0-alpha.1",
-    "@angular2-material/sidenav": "^2.0.0-alpha.1",
-    "@angular2-material/toolbar": "^2.0.0-alpha.1",
+    "@angular2-material/button": "2.0.0-alpha.1",
+    "@angular2-material/card": "2.0.0-alpha.1",
+    "@angular2-material/checkbox": "2.0.0-alpha.1",
+    "@angular2-material/core": "2.0.0-alpha.1",
+    "@angular2-material/progress-circle": "2.0.0-alpha.1",
+    "@angular2-material/radio": "2.0.0-alpha.1",
+    "@angular2-material/sidenav": "2.0.0-alpha.1",
+    "@angular2-material/toolbar": "2.0.0-alpha.1",
     "angular2-hmr": "~0.5.1",
     "awesome-typescript-loader": "~0.16.2",
     "babel-cli": "^6.4.5",