diff --git a/src/js_realm.cpp b/src/js_realm.cpp
index a21ab798..6002a78b 100644
--- a/src/js_realm.cpp
+++ b/src/js_realm.cpp
@@ -200,6 +200,11 @@ JSObjectRef RealmConstructor(JSContextRef ctx, JSObjectRef constructor, size_t a
             *jsException = RJSMakeError(ctx, "Invalid arguments when constructing 'Realm'");
             return NULL;
         }
+        
+        if (config.path.size() && config.path[0] != '/') {
+            config.path = default_realm_file_directory() + "/" + config.path;
+        }
+        
         ensure_directory_exists_for_file(config.path);
         SharedRealm realm = Realm::get_shared_realm(config);
         if (!realm->m_binding_context) {
diff --git a/tests/js/realm-tests.js b/tests/js/realm-tests.js
index 8555d05b..858eeb62 100644
--- a/tests/js/realm-tests.js
+++ b/tests/js/realm-tests.js
@@ -22,7 +22,6 @@ var Realm = require('realm');
 var BaseTest = require('./base-test');
 var TestCase = require('./asserts');
 var schemas = require('./schemas');
-var util = require('./util');
 
 module.exports = BaseTest.extend({
     testRealmConstructor: function() {
@@ -35,7 +34,7 @@ module.exports = BaseTest.extend({
             new Realm('/invalidpath');
         }, 'Realm cannot be created with an invalid path');
         TestCase.assertThrows(function() {
-            new Realm(util.realmPathForFile('test1.realm'), 'invalidArgument');
+            new Realm('test1.realm', 'invalidArgument');
         }, 'Realm constructor can only have 0 or 1 argument(s)');
 
         var defaultRealm = new Realm({schema: []});
@@ -44,15 +43,16 @@ module.exports = BaseTest.extend({
         var defaultRealm2 = new Realm();
         TestCase.assertEqual(defaultRealm2.path, Realm.defaultPath);
 
-        var testPath = util.realmPathForFile('test1.realm');
+        var defaultDir = Realm.defaultPath.substring(0, Realm.defaultPath.lastIndexOf("/") + 1)
+        var testPath = 'test1.realm';
         var realm = new Realm({schema: [], path: testPath});
         //TestCase.assertTrue(realm instanceof Realm);
-        TestCase.assertEqual(realm.path, testPath);
+        TestCase.assertEqual(realm.path, defaultDir + testPath);
 
-        var testPath2 = util.realmPathForFile('test2.realm');
+        var testPath2 = 'test2.realm';
         var realm2 = new Realm({schema: [], path: testPath2});
         //TestCase.assertTrue(realm2 instanceof Realm);
-        TestCase.assertEqual(realm2.path, testPath2);
+        TestCase.assertEqual(realm2.path, defaultDir + testPath2);
     },
 
     testRealmConstructorSchemaVersion: function() {
@@ -66,8 +66,7 @@ module.exports = BaseTest.extend({
         TestCase.assertEqual(new Realm().schemaVersion, 0);
         TestCase.assertEqual(new Realm({schemaVersion: 0}).schemaVersion, 0);
 
-        var testPath = util.realmPathForFile('test1.realm');
-        var realm = new Realm({path: testPath, schema: [], schemaVersion: 1});
+        var realm = new Realm({path: 'test1.realm', schema: [], schemaVersion: 1});
         TestCase.assertEqual(realm.schemaVersion, 1);
         // FIXME - enable once Realm exposes a schema object
         //TestCase.assertEqual(realm.schema.length, 0);
@@ -78,7 +77,7 @@ module.exports = BaseTest.extend({
         //     realm = new Realm({path: testPath, schema: [schemas.TestObject], schemaVersion: 1});
         // }, "schema changes require updating the schema version");
 
-        realm = new Realm({path: testPath, schema: [schemas.TestObject], schemaVersion: 2});
+        realm = new Realm({path: 'test1.realm', schema: [schemas.TestObject], schemaVersion: 2});
         realm.write(function() {
             realm.create('TestObject', {doubleCol: 1});
         });
@@ -111,7 +110,7 @@ module.exports = BaseTest.extend({
         var defaultRealm = new Realm({schema: []});
         TestCase.assertEqual(defaultRealm.path, Realm.defaultPath);
 
-        var newPath = util.realmPathForFile('default2.realm');
+        var newPath = Realm.defaultPath.substring(0, Realm.defaultPath.lastIndexOf("/") + 1) + 'default2.realm';
         Realm.defaultPath = newPath;
         defaultRealm = new Realm({schema: []});
         TestCase.assertEqual(defaultRealm.path, newPath, "should use updated default realm path");
diff --git a/tests/js/util.js b/tests/js/util.js
deleted file mode 100644
index c544d095..00000000
--- a/tests/js/util.js
+++ /dev/null
@@ -1,26 +0,0 @@
-////////////////////////////////////////////////////////////////////////////
-//
-// Copyright 2016 Realm Inc.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-//
-////////////////////////////////////////////////////////////////////////////
-
-'use strict';
-
-var Realm = require('realm');
-
-exports.realmPathForFile = function(str) {
-    var path = Realm.defaultPath;
-    return path.substring(0, path.lastIndexOf("/") + 1) + str;
-};