diff --git a/package.json b/package.json
index 5e3756b2..b60a4c17 100644
--- a/package.json
+++ b/package.json
@@ -44,10 +44,10 @@
     "async": "~0.9.0"
   },
   "peerDependencies": {
-    "loopback-datasource-juggler": ">=1.4.0 <1.7.0"
+    "loopback-datasource-juggler": "^1.4.0"
   },
   "devDependencies": {
-    "loopback-datasource-juggler": ">=1.4.0 <1.7.0",
+    "loopback-datasource-juggler": "^1.4.0",
     "mocha": "~1.20.1",
     "strong-task-emitter": "0.0.x",
     "supertest": "~0.13.0",
diff --git a/test/user.test.js b/test/user.test.js
index 2b3805a1..5d91e7ab 100644
--- a/test/user.test.js
+++ b/test/user.test.js
@@ -57,8 +57,7 @@ describe('User', function(){
         assert.equal(err.details.context, "user");
         assert.deepEqual(err.details.codes.email, [
           'presence',
-          'format.blank',
-          'uniqueness'
+          'format.blank'
         ]);
 
         done();