diff --git a/package.json b/package.json
index b8c6c29..365f74e 100644
--- a/package.json
+++ b/package.json
@@ -17,8 +17,8 @@
   "devDependencies": {
     "broccoli-asset-rev": "^2.4.5",
     "ember-ajax": "^3.0.0",
-    "ember-changeset": "^1.3.0",
-    "ember-changeset-validations": "^1.2.8",
+    "ember-changeset": "1.3.0",
+    "ember-changeset-validations": "1.2.8",
     "ember-cli": "~2.14.0",
     "ember-cli-app-version": "^3.0.0",
     "ember-cli-babel": "^6.3.0",