diff --git a/ui-ngx/src/app/modules/home/pages/admin/mail-server.component.ts b/ui-ngx/src/app/modules/home/pages/admin/mail-server.component.ts
index 33561fab19..2b02c6cca8 100644
--- a/ui-ngx/src/app/modules/home/pages/admin/mail-server.component.ts
+++ b/ui-ngx/src/app/modules/home/pages/admin/mail-server.component.ts
@@ -37,7 +37,7 @@ export class MailServerComponent extends PageComponent implements OnInit, HasCon
   adminSettings: AdminSettings<MailServerSettings>;
   smtpProtocols = ['smtp', 'smtps'];
 
-  tlsVersions = ['TLSv1.0', 'TLSv1.1', 'TLSv1.2', 'TLSv1.3'];
+  tlsVersions = ['TLSv1', 'TLSv1.1', 'TLSv1.2', 'TLSv1.3'];
 
   constructor(protected store: Store<AppState>,
               private router: Router,