diff --git a/PocketFanController/AboutWindow.xaml b/PocketFanController/AboutWindow.xaml
index 72be426..1bd95b0 100644
--- a/PocketFanController/AboutWindow.xaml
+++ b/PocketFanController/AboutWindow.xaml
@@ -7,7 +7,7 @@
         Title="About | Pocket Fan Controller" Height="300" Width="300" ScrollViewer.VerticalScrollBarVisibility="Disabled" ShowInTaskbar="False" ResizeMode="NoResize" WindowStartupLocation="CenterScreen">
     <StackPanel>
         <TextBlock Padding="8,0,0,0" Margin="0,5,0,0">Pocket Fan Controller</TextBlock>
-        <TextBlock Padding="15,0,0,0">Version 0.4.0</TextBlock>
+        <TextBlock Padding="15,0,0,0">Version 0.4.1</TextBlock>
         <TextBlock Padding="15,0,0,0">© 2017 Takafumi Miyake</TextBlock>
 
         <TextBlock Padding="8,0,0,0" Margin="0,10,0,0">Third-Party Software Usage and Licenses</TextBlock>
diff --git a/PocketFanController/Model.cs b/PocketFanController/Model.cs
index 40b2581..d7216f3 100644
--- a/PocketFanController/Model.cs
+++ b/PocketFanController/Model.cs
@@ -149,6 +149,8 @@ public string GetCpuTemp()
                 temps.AddRange(from sensor in item.Sensors where sensor.SensorType == SensorType.Temperature where sensor.Value != null select sensor.Value.Value.ToString(CultureInfo.CurrentCulture));
             }
 
+            computer.Close();
+
             //最初に取得できるのが、現在の温度。
             return temps[0];
         }
diff --git a/PocketFanController/Properties/AssemblyInfo.cs b/PocketFanController/Properties/AssemblyInfo.cs
index ae29543..0049ef5 100644
--- a/PocketFanController/Properties/AssemblyInfo.cs
+++ b/PocketFanController/Properties/AssemblyInfo.cs
@@ -51,7 +51,7 @@
 // すべての値を指定するか、次を使用してビルド番号とリビジョン番号を既定に設定できます
 // 既定値にすることができます:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.4.0.0")]
-[assembly: AssemblyFileVersion("0.4.0.0")]
+[assembly: AssemblyVersion("0.4.1.0")]
+[assembly: AssemblyFileVersion("0.4.1.0")]
 [assembly: NeutralResourcesLanguage("en")]