diff --git a/src/services/DataService.ts b/src/services/DataService.ts
index e64c34c..0e3be87 100644
--- a/src/services/DataService.ts
+++ b/src/services/DataService.ts
@@ -32,6 +32,7 @@
     public messageSource: BehaviorSubject<{}> = new BehaviorSubject<{}>({});
 
     /** current message @public */
+    // eslint-disable-next-line no-invalid-this
     public currentMessage:  Observable<{}> = this.messageSource.asObservable();
     /** change message function @public */
     public changeMessage(message: {}): void {