diff --git a/brewman/static/scripts/angular_service.js b/brewman/static/scripts/angular_service.js
index 0c615214..63a68967 100644
--- a/brewman/static/scripts/angular_service.js
+++ b/brewman/static/scripts/angular_service.js
@@ -284,7 +284,7 @@ overlord_service.factory('Tokenizer', ['$filter', function ($filter) {
                 }
                 if (key !== '' && value !== '' && key in comparator) {
                     matches.push(pushObject(comparator[key], value));
-                } else if (key !== '' && key in searchInfo.flags) {
+                } else if (key !== '' && !angular.isUndefined(searchInfo.flags) && key in searchInfo.flags) {
                     flags[key] = value;
                 }
             }