diff --git a/Flow.Launcher.Infrastructure/Win32Helper.cs b/Flow.Launcher.Infrastructure/Win32Helper.cs
index 5d340c6f7..f864295c4 100644
--- a/Flow.Launcher.Infrastructure/Win32Helper.cs
+++ b/Flow.Launcher.Infrastructure/Win32Helper.cs
@@ -162,13 +162,6 @@ namespace Flow.Launcher.Infrastructure
 
             SetWindowStyle(hwnd, WINDOW_LONG_PTR_INDEX.GWL_EXSTYLE, (int)newExStyle);
         }
-
-        public static void BlockWindowMaximize(Window window, HwndSourceHook hook)
-        {
-            var handle = GetWindowHandle(window, true);
-            var hwndSource = HwndSource.FromHwnd(handle);
-            hwndSource.AddHook(hook);
-        }
         
         /// <summary>
         /// Restore window display in the Alt+Tab window list.