diff --git a/src/Core_30/HandyControlDemo_Core_30/HandyControlDemo_Core30.csproj b/src/Core_30/HandyControlDemo_Core_30/HandyControlDemo_Core30.csproj
index 5cccbbe1..0fa8bee4 100644
--- a/src/Core_30/HandyControlDemo_Core_30/HandyControlDemo_Core30.csproj
+++ b/src/Core_30/HandyControlDemo_Core_30/HandyControlDemo_Core30.csproj
@@ -23,7 +23,7 @@
     <PackageReference Include="CommonServiceLocator" Version="2.0.2" />
     <PackageReference Include="MvvmLightLibs" Version="5.4.1.1" />
     <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
-    <PackageReference Include="System.Management" Version="4.6.0-rc1.19456.4" />
+    <PackageReference Include="System.Management" Version="4.6.0" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="..\..\Shared\HandyControlDemo_Shared\Data\MessageToken.cs">
diff --git a/src/Shared/HandyControl_Shared/Tools/Helper/ConfigHelper.cs b/src/Shared/HandyControl_Shared/Tools/Helper/ConfigHelper.cs
index 915f0869..5cc9536c 100644
--- a/src/Shared/HandyControl_Shared/Tools/Helper/ConfigHelper.cs
+++ b/src/Shared/HandyControl_Shared/Tools/Helper/ConfigHelper.cs
@@ -8,6 +8,7 @@ using System.Windows;
 using System.Windows.Markup;
 using HandyControl.Controls;
 using HandyControl.Data;
+using System.Threading;
 
 namespace HandyControl.Tools
 {
@@ -43,6 +44,7 @@ namespace HandyControl.Tools
         public void SetLang(string lang)
         {
             Application.Current.Dispatcher.Thread.CurrentUICulture = new CultureInfo(lang);
+            Thread.CurrentThread.CurrentCulture = CultureInfo.InvariantCulture;
             Lang = XmlLanguage.GetLanguage(lang);
         }
 
@@ -66,4 +68,4 @@ namespace HandyControl.Tools
         }  
 #endif
     }
-}
\ No newline at end of file
+}