diff --git a/DigitalData.UserManager.API/ClientApp/user_manager_ui/src/app/services/button/base-button.service.ts b/DigitalData.UserManager.API/ClientApp/user_manager_ui/src/app/services/button/base-button.service.ts
index 0b03434..25602fd 100644
--- a/DigitalData.UserManager.API/ClientApp/user_manager_ui/src/app/services/button/base-button.service.ts
+++ b/DigitalData.UserManager.API/ClientApp/user_manager_ui/src/app/services/button/base-button.service.ts
@@ -1,4 +1,4 @@
 export class BaseButtonService {
 
-  public isVisible = true;
+  public isVisible: boolean = true;
 }
\ No newline at end of file