diff --git a/ui-ngx/src/app/core/http/widget.service.ts b/ui-ngx/src/app/core/http/widget.service.ts
index 86a3a2d48d..6affb01efe 100644
--- a/ui-ngx/src/app/core/http/widget.service.ts
+++ b/ui-ngx/src/app/core/http/widget.service.ts
@@ -207,7 +207,7 @@ export class WidgetService {
 
   public saveWidgetType(widgetTypeDetails: WidgetTypeDetails,
                         config?: RequestConfig): Observable<WidgetTypeDetails> {
-    return this.http.post<WidgetTypeDetails>(`/api/widgetType`,
+    return this.http.post<WidgetTypeDetails>(`/api/widgetType`, widgetTypeDetails,
       defaultHttpOptionsFromConfig(config));
   }