diff --git a/packages/account/feature-auth/src/lib/containers/registration/registration.container.html b/packages/account/feature-auth/src/lib/containers/registration/registration.container.html
index 384189b2..6a3b0c7f 100644
--- a/packages/account/feature-auth/src/lib/containers/registration/registration.container.html
+++ b/packages/account/feature-auth/src/lib/containers/registration/registration.container.html
@@ -29,8 +29,8 @@
             placeholder="Ex.: chico"
           />
           <mat-error>
-            @if (form.controls.name.hasError('pattern')) { Use apenas letras do
-            alfabeto minúsculas } @if (form.controls.name.hasError('required'))
+            @if (form.controls.name.hasError('pattern')) { Use apenas letras
+            minúsculas e números, sem espaços ou caracteres especiais } @if (form.controls.name.hasError('required'))
             { Obrigatório }
           </mat-error>
         </mat-form-field>
diff --git a/packages/account/feature-shell/src/lib/containers/account/user/user.component.html b/packages/account/feature-shell/src/lib/containers/account/user/user.component.html
index a1355e07..e4f2e29a 100644
--- a/packages/account/feature-shell/src/lib/containers/account/user/user.component.html
+++ b/packages/account/feature-shell/src/lib/containers/account/user/user.component.html
@@ -8,7 +8,7 @@
   <mat-label>Seu usuário</mat-label>
   <input matInput formControlName="name" autocomplete="username" />
   <mat-error>
-    @if (form.controls.name.hasError('pattern')) { Use apenas letras do alfabeto
-    minúsculas } @if (form.controls.name.hasError('required')) { Obrigatório }
+    @if (form.controls.name.hasError('pattern')) { Use apenas letras
+    minúsculas e números, sem espaços ou caracteres especiais } @if (form.controls.name.hasError('required')) { Obrigatório }
   </mat-error>
 </mat-form-field>
diff --git a/packages/account/feature-shell/src/lib/forms/user.spec.ts b/packages/account/feature-shell/src/lib/forms/user.spec.ts
index 706b7bbd..611fac25 100644
--- a/packages/account/feature-shell/src/lib/forms/user.spec.ts
+++ b/packages/account/feature-shell/src/lib/forms/user.spec.ts
@@ -128,4 +128,6 @@ describe('UserRolesForm', () => {
       speaker: false,
     });
   });
+
+
 });