diff --git a/src/OrchardCore.Modules/OrchardCore.Users/TimeZone/Services/UserTimeZoneSelector.cs b/src/OrchardCore.Modules/OrchardCore.Users/TimeZone/Services/UserTimeZoneSelector.cs
index 20b4edc8bf2..b0523e7e639 100644
--- a/src/OrchardCore.Modules/OrchardCore.Users/TimeZone/Services/UserTimeZoneSelector.cs
+++ b/src/OrchardCore.Modules/OrchardCore.Users/TimeZone/Services/UserTimeZoneSelector.cs
@@ -1,5 +1,4 @@
 using Microsoft.AspNetCore.Http;
-using Microsoft.AspNetCore.Identity;
 using OrchardCore.Modules;
 
 namespace OrchardCore.Users.TimeZone.Services;
@@ -31,7 +30,7 @@ public Task<TimeZoneSelectorResult> GetTimeZoneAsync()
                 {
                     var timeZone = await _userTimeZoneService.GetAsync(_httpContextAccessor.HttpContext.User.Identity.Name);
 
-                    return timeZone.TimeZoneId;
+                    return timeZone?.TimeZoneId;
                 },
             };