diff --git a/Katteker.Gui/NativeMethods.cs b/Katteker.Gui/NativeMethods.cs
index b4d395f..3a57b26 100644
--- a/Katteker.Gui/NativeMethods.cs
+++ b/Katteker.Gui/NativeMethods.cs
@@ -1,30 +1,41 @@
 using System;
 using System.Runtime.InteropServices;
 
+// ReSharper disable InconsistentNaming
+
 namespace Katteker.Gui
 {
     /// <summary>
-    /// Native methods.
+    ///     Native methods.
     /// </summary>
     public static class NativeMethods
     {
         /// <summary>
-        /// Release the capture
+        ///     Hit Test Caption
+        /// </summary>
+        public const int HTCAPTION = 0x2;
+
+        /// <summary>
+        ///     Posted when the user presses the left mouse button while the cursor is within the nonclient area of a window.
+        /// </summary>
+        public const int WM_NCLBUTTONDOWN = 0xA1;
+
+        /// <summary>
+        ///     Release the capture
         /// </summary>
         [DllImport("User32.dll")]
         public static extern bool ReleaseCapture();
 
         /// <summary>
-        /// Send message
+        ///     Send message
         /// </summary>
         [DllImport("User32.dll")]
         public static extern int SendMessage(IntPtr hWnd, int Msg, int wParam, int lParam);
 
         /// <summary>
-        /// Set Process API aware
+        ///     Set Process API aware
         /// </summary>
         [DllImport("user32.dll")]
         public static extern bool SetProcessDPIAware();
-
     }
 }
\ No newline at end of file
diff --git a/Katteker.Gui/UpdateWindow.cs b/Katteker.Gui/UpdateWindow.cs
index 1c03690..1185cda 100644
--- a/Katteker.Gui/UpdateWindow.cs
+++ b/Katteker.Gui/UpdateWindow.cs
@@ -8,13 +8,11 @@ namespace Katteker.Gui
 {
     public sealed partial class UpdateWindow : Form
     {
-        private readonly UpdateManager _updateManager;
         private readonly ReleaseEntry _entry;
-        private const int HTCAPTION = 0x2;
-        private const int WM_NCLBUTTONDOWN = 0xA1;
+        private readonly UpdateManager _updateManager;
 
         /// <summary>
-        /// The Update Window
+        ///     The Update Window
         /// </summary>
         public UpdateWindow(UpdateManager updateManager, ReleaseEntry entry)
         {
@@ -30,18 +28,15 @@ namespace Katteker.Gui
         private string Changelog => _updateManager.ChangelogFilename;
 
         private string PublishPath => _updateManager.UrlOrPath;
-        
+
         /// <inheritdoc />
         /// <summary>
-        /// Clean up any resources being used.
+        ///     Clean up any resources being used.
         /// </summary>
         /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
         protected override void Dispose(bool disposing)
         {
-            if (disposing)
-            {
-                components?.Dispose();
-            }
+            if (disposing) components?.Dispose();
             base.Dispose(disposing);
         }
 
@@ -67,9 +62,10 @@ namespace Katteker.Gui
                 MaximizeBtn_Click(sender, e);
                 return;
             }
+
             if (e.Button != MouseButtons.Left) return;
             NativeMethods.ReleaseCapture();
-            NativeMethods.SendMessage(Handle, WM_NCLBUTTONDOWN, HTCAPTION, 0);
+            NativeMethods.SendMessage(Handle, NativeMethods.WM_NCLBUTTONDOWN, NativeMethods.HTCAPTION, 0);
         }
 
 
@@ -128,9 +124,9 @@ namespace Katteker.Gui
             }
             catch (Exception ex)
             {
-                MessageBox.Show(Resources.CouldNotUpdateYourApplication + Environment.NewLine + ex.Message, Gui.Properties.Resources.Updater, MessageBoxButtons.OK, MessageBoxIcon.Error);
+                MessageBox.Show(Resources.CouldNotUpdateYourApplication + Environment.NewLine + ex.Message,
+                    Resources.Updater, MessageBoxButtons.OK, MessageBoxIcon.Error);
                 WriteTitle(Resources.Updater);
-
             }
             finally
             {