diff --git a/public/app/plugins/datasource/cloudwatch/query_parameter_ctrl.ts b/public/app/plugins/datasource/cloudwatch/query_parameter_ctrl.ts
index 6bf22b0f2e7..88d5c303f78 100644
--- a/public/app/plugins/datasource/cloudwatch/query_parameter_ctrl.ts
+++ b/public/app/plugins/datasource/cloudwatch/query_parameter_ctrl.ts
@@ -19,6 +19,7 @@ export class CloudWatchQueryParameter {
 
 export class CloudWatchQueryParameterCtrl {
 
+  /** @ngInject */
   constructor($scope, templateSrv, uiSegmentSrv, datasourceSrv, $q) {
 
     $scope.init = function() {