diff --git a/framework/src/Volo.Abp.Timing/Volo/Abp/Timing/TZConvertTimezoneProvider.cs b/framework/src/Volo.Abp.Timing/Volo/Abp/Timing/TZConvertTimezoneProvider.cs
index 551b26e488..9713ea0f5c 100644
--- a/framework/src/Volo.Abp.Timing/Volo/Abp/Timing/TZConvertTimezoneProvider.cs
+++ b/framework/src/Volo.Abp.Timing/Volo/Abp/Timing/TZConvertTimezoneProvider.cs
@@ -10,7 +10,7 @@ namespace Volo.Abp.Timing
     {
         public virtual List<NameValue> GetWindowsTimezones()
         {
-            return TZConvert.KnownIanaTimeZoneNames.OrderBy(x => x).Select(x => new NameValue(x, x)).ToList();
+            return TZConvert.KnownWindowsTimeZoneIds.OrderBy(x => x).Select(x => new NameValue(x, x)).ToList();
         }
 
         public virtual List<NameValue> GetIanaTimezones()