diff --git a/Client/Core/Helper/NativeMethodsHelper.cs b/Client/Core/Helper/NativeMethodsHelper.cs
index 3bba2f1c..b5b437a2 100644
--- a/Client/Core/Helper/NativeMethodsHelper.cs
+++ b/Client/Core/Helper/NativeMethodsHelper.cs
@@ -9,9 +9,6 @@ public static class NativeMethodsHelper
         private const int MOUSEEVENTF_LEFTUP = 0x04;
         private const int MOUSEEVENTF_RIGHTDOWN = 0x08;
         private const int MOUSEEVENTF_RIGHTUP = 0x10;
-        private const int MOUSEEVENTF_MIDDLEDOWN = 0x20;
-        private const int MOUSEEVENTF_MIDDLEUP = 0x40;
-        private const int MOUSEEVENTF_WHEEL = 0x0800;
 
         public static void DoMouseEventLeft(Point p, bool isMouseDown)
         {