1 files changed, 3 insertions, 3 deletions
diff --git a/catalog-ui/src/app/models/base-pubsub.ts b/catalog-ui/src/app/models/base-pubsub.ts
index ca500ca173..ca313b15f5 100644
--- a/catalog-ui/src/app/models/base-pubsub.ts
+++ b/catalog-ui/src/app/models/base-pubsub.ts
@@ -37,7 +37,7 @@ export class BasePubSub {
         this.eventsCallbacks.splice(index, 1)
     }
 
-    public notify(eventType:string, eventData:any) {
+    public notify(eventType:string, eventData?:any) {
         let eventObj = {
             type: eventType,
             data: eventData,
@@ -60,9 +60,9 @@ export class BasePubSub {
 
 export class PluginPubSub extends BasePubSub {
 
-    constructor(pluginId: string, subscriberUrl: string) {
+    constructor(pluginId: string, parentUrl: string) {
         super(pluginId);
-        this.register('sdc-hub', window.parent, subscriberUrl);
+        this.register('sdc-hub', window.parent, parentUrl);
         this.subscribe();
     }