diff --git a/lib/auth.js b/lib/auth.js
index bf69b40..37071be 100644
--- a/lib/auth.js
+++ b/lib/auth.js
@@ -67,11 +67,7 @@ module.exports = {
         throw new Error('Authorization URLs are not supported for password authentication');
     }
 
-    return new URI({
-      protocol: 'https',
-      hostname: this._getUtils()._getDomain(this.apiURL),
-      path: AUTH_PATH
-    }).setQuery(query).toString();
+    return new URI(this.apiURL).subdomain("").path(AUTH_PATH).query(query).toString();
   },
 
   authenticateWithCredentialsForOffering: function(username, password, offeringId, callback) {
@@ -206,11 +202,8 @@ module.exports = {
   },
 
   _authenticate: function(requestData, callback) {
-    var url = new URI({
-      protocol: 'https',
-      hostname: this._getUtils()._getDomain(this.apiURL),
-      path: TOKEN_PATH
-    }).toString();
+
+    var url = new URI(this.apiURL).path(TOKEN_PATH).toString();
 
     _.extend(requestData, {
       client_id: this.clientId,
diff --git a/package.json b/package.json
index ddeb4a9..23a09ff 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "podio-js",
-  "version": "1.4.0",
+  "version": "1.4.2",
   "description": "Podio Platform JavaScript SDK for NodeJS and the browser",
   "main": "lib/index",
   "scripts": {
diff --git a/test/auth.spec.js b/test/auth.spec.js
index 35c9aa3..bd37940 100644
--- a/test/auth.spec.js
+++ b/test/auth.spec.js
@@ -131,39 +131,33 @@ describe('auth', function() {
 
     it('should return the correct authorization URL for the client auth', function() {
       var redirectURL = 'https://www.myapp.com/oauth';
-      var utils = {
-        _getDomain: sinon.stub().returns('podio.com')
-      };
       var host = {
-        _getUtils: sinon.stub().returns(utils),
+        apiURL: 'https://api.podio.com',
         authType: 'client',
         clientId: 123
       };
+      
       var expectedURL = 'https://podio.com/oauth/authorize?client_id=123&redirect_uri=https%3A%2F%2Fwww.myapp.com%2Foauth&response_type=token';
-
-      expect(auth.getAuthorizationURL.call(host, redirectURL)).toEqual(expectedURL);
-      expect(utils._getDomain.calledOnce).toBe(true);
+      
+      expect(auth.getAuthorizationURL.call(host, redirectURL)).toBe(expectedURL);
     });
 
     it('should return the correct authorization URL for the server auth', function() {
       var redirectURL = 'https://www.myapp.com/oauth';
-      var utils = {
-        _getDomain: sinon.stub().returns('podio.com')
-      };
+      
       var host = {
-        _getUtils: sinon.stub().returns(utils),
+        apiURL: 'https://podio.com',
         authType: 'server',
         clientId: 123
       };
       var expectedURL = 'https://podio.com/oauth/authorize?client_id=123&redirect_uri=https%3A%2F%2Fwww.myapp.com%2Foauth&response_type=code';
 
-      expect(auth.getAuthorizationURL.call(host, redirectURL)).toEqual(expectedURL);
+      expect(auth.getAuthorizationURL.call(host, redirectURL)).toBe(expectedURL);
     });
 
     it('should throw an error when retrieving an auth URL for password auth', function() {
       var redirectURL = 'https://www.myapp.com/oauth';
       var host = {
-        utils: { _getDomain: sinon.stub().returns('podio.com') },
         authType: 'password',
         clientId: 123
       };
@@ -437,11 +431,8 @@ describe('auth', function() {
   describe('_authenticate', function() {
 
     it('should construct the request data and url correctly', function() {
-      var utils = {
-        _getDomain: sinon.stub().returns('podio.com')
-      };
       var host = {
-        _getUtils: sinon.stub().returns(utils),
+        apiURL: 'http://sub.podio.com',
         clientId: 123,
         clientSecret: 'secret',
         _authRequest: sinon.stub()
@@ -456,10 +447,9 @@ describe('auth', function() {
       auth._authenticate.call(host, requestData);
 
       expect(host._authRequest.calledOnce).toBe(true);
-      expect(host._authRequest.getCall(0).args[0]).toEqual('https://podio.com/oauth/token');
+      expect(host._authRequest.getCall(0).args[0]).toEqual('http://sub.podio.com/oauth/token');
       expect(host._authRequest.getCall(0).args[1]).toEqual(expectedRequestData);
     });
-
   });
 
   describe('_onAuthResponse', function() {