diff --git a/src/service/event.service.ts b/src/service/event.service.ts
index 1f37395..b9a0daf 100644
--- a/src/service/event.service.ts
+++ b/src/service/event.service.ts
@@ -73,6 +73,9 @@ export class EventService extends EventTarget {
 			client.subscribe("/topic/course/event/" + this.courseId + "/publisher", (message: Message) => {
 				this.handleEvent("lp-publisher-presence", message.body);
 			});
+			client.subscribe("/topic/course/event/" + this.courseId + "/moderation", (message: Message) => {
+				this.handleEvent("lp-participant-moderation", message.body);
+			});
 
 			for (const subService of this.subServices) {
 				subService.initialize(this.courseId, client, this.eventEmitter);
diff --git a/src/transport/course-participant-api.ts b/src/transport/course-participant-api.ts
index 5e647e0..a3336ac 100644
--- a/src/transport/course-participant-api.ts
+++ b/src/transport/course-participant-api.ts
@@ -8,7 +8,7 @@ export namespace CourseParticipantApi {
 	}
 
 	export function banParticipant(courseId: number, userId: string): Promise<void> {
-		return new HttpRequest().post(`/api/v1/course/${courseId}/ban/${userId}`);
+		return new HttpRequest().post(`/api/v1/course/${courseId}/user/ban/${userId}`);
 	}
 
 }