diff --git a/static/js/directives/ui/credentials-dialog.js b/static/js/directives/ui/credentials-dialog.js
index 77ce3a12a..4f9ab8fb2 100644
--- a/static/js/directives/ui/credentials-dialog.js
+++ b/static/js/directives/ui/credentials-dialog.js
@@ -170,7 +170,7 @@ angular.module('quay').directive('credentialsDialog', function () {
           return '';
         }
 
-        return $scope.getEscapedUsername(credentials) + '-pull-secret';
+        return $scope.getEscapedUsername(credentials).toLowerCase() + '-pull-secret';
       };
 
       $scope.getKubernetesFile = function(credentials) {