diff --git a/lib/application.js b/lib/application.js
index b597d497..e9cbc074 100644
--- a/lib/application.js
+++ b/lib/application.js
@@ -460,7 +460,7 @@ app._verifyAuthModelRelations = function() {
     const hasManyTokens = Model.relations && Model.relations.accessTokens;
 
     // display a temp warning message for users using multiple users config
-    if (hasManyTokens.polymorphic) {
+    if (hasManyTokens && Model.settings.relations.accessTokens.polymorphic) {
       console.warn(
         'The app configuration follows the multiple user models setup ' +
           'as described in http://ibm.biz/setup-loopback-auth',