diff --git a/win32ss/user/ntuser/winpos.c b/win32ss/user/ntuser/winpos.c
index 10ec112e34..667a5a86ab 100644
--- a/win32ss/user/ntuser/winpos.c
+++ b/win32ss/user/ntuser/winpos.c
@@ -2210,7 +2210,8 @@ co_WinPosSetWindowPos(
        {
            PWND Parent = Window->spwndParent;
            if (!Parent || UserIsDesktopWindow(Parent)) Parent = Window;
-           UserSyncAndPaintWindows( Parent, RDW_ERASENOW);
+           if (!(flags & SWP_HIDEWINDOW)) 
+               UserSyncAndPaintWindows( Parent, RDW_ERASENOW);
        }
 
        /* Give newly shown windows a chance to redraw */