diff --git a/reactos/subsystems/win32/win32k/ntuser/window.c b/reactos/subsystems/win32/win32k/ntuser/window.c
index 943a2868a1e..965b007b8b9 100644
--- a/reactos/subsystems/win32/win32k/ntuser/window.c
+++ b/reactos/subsystems/win32/win32k/ntuser/window.c
@@ -2219,22 +2219,16 @@ AllocErr:
       POINT MaxSize, MaxPos, MinTrack, MaxTrack;
 
       /* WinPosGetMinMaxInfo sends the WM_GETMINMAXINFO message */
-      co_WinPosGetMinMaxInfo(Window, &MaxSize, &MaxPos, &MinTrack,
-                             &MaxTrack);
-      if (MaxSize.x < Size.cx)
-         Size.cx = MaxSize.x;
-      if (MaxSize.y < Size.cy)
-         Size.cy = MaxSize.y;
-      if (Size.cx < MinTrack.x )
-         Size.cx = MinTrack.x;
-      if (Size.cy < MinTrack.y )
-         Size.cy = MinTrack.y;
-      if (Size.cx < 0)
-         Size.cx = 0;
-      if (Size.cy < 0)
-         Size.cy = 0;
+      co_WinPosGetMinMaxInfo(Window, &MaxSize, &MaxPos, &MinTrack, &MaxTrack);
+      if (Size.cx > MaxTrack.x) Size.cx = MaxTrack.x;
+      if (Size.cy > MaxTrack.y) Size.cy = MaxTrack.y;
+      if (Size.cx < MinTrack.x) Size.cx = MinTrack.x;
+      if (Size.cy < MinTrack.y) Size.cy = MinTrack.y;
    }
 
+   if (Size.cx < 0) Size.cx = 0;
+   if (Size.cy < 0) Size.cy = 0;
+
    Wnd->rcWindow.left = Pos.x;
    Wnd->rcWindow.top = Pos.y;
    Wnd->rcWindow.right = Pos.x + Size.cx;