diff --git a/src/VirtoCommerce.GDPR.Data/Services/AnonymizeContactDataService.cs b/src/VirtoCommerce.GDPR.Data/Services/AnonymizeContactDataService.cs
index ab4d824..fbf2d07 100644
--- a/src/VirtoCommerce.GDPR.Data/Services/AnonymizeContactDataService.cs
+++ b/src/VirtoCommerce.GDPR.Data/Services/AnonymizeContactDataService.cs
@@ -76,7 +76,7 @@ public async Task<Contact> AnonymizeContactDataAsync(string id)
 
             foreach (var user in contact.SecurityAccounts)
             {
-                user.UserName = $"{Guid.NewGuid():N}";
+                user.UserName = $"{_anonymName}_{Guid.NewGuid():N}";
                 user.Email = GetRandomEmail();
                 user.CreatedBy = _anonymName;
                 user.ModifiedBy = _anonymName;