diff --git a/webadmin/src/views/appstore.js b/webadmin/src/views/appstore.js
index e2be0853d..e5b23058d 100644
--- a/webadmin/src/views/appstore.js
+++ b/webadmin/src/views/appstore.js
@@ -109,7 +109,7 @@ angular.module('Application').controller('AppStoreController', ['$scope', '$loca
             $scope.appInstall.accessRestrictionSingleUser = null;
 
             var manifest = app.manifest;
-            $scope.appInstall.needsOAuthProxy = !(manifest.addons['ldap'] || manifest.addons['oauth'] || manifest.addons['simpleauth']);
+            $scope.appInstall.needsOAuthProxy = !(manifest.addons['ldap'] || manifest.addons['oauth'] || manifest.addons['simpleauth'] || manifest.customAuth);
             $scope.appInstall.accessRestrictionOption = 'any';
 
             // set default ports