diff --git a/src/plugins/platforms/xcb/qxcbwindow.cpp b/src/plugins/platforms/xcb/qxcbwindow.cpp
index e2ff8a0f72b..46fc3d050ae 100644
--- a/src/plugins/platforms/xcb/qxcbwindow.cpp
+++ b/src/plugins/platforms/xcb/qxcbwindow.cpp
@@ -1594,7 +1594,7 @@ void QXcbWindow::setWmWindowType(WindowTypes types, Qt::WindowFlags flags)
         break;
     }
 
-    if ((flags & Qt::FramelessWindowHint) && !(type & WindowType::KdeOverride)) {
+    if ((flags & Qt::FramelessWindowHint) && !(types & WindowType::KdeOverride)) {
         // override netwm type - quick and easy for KDE noborder
         atoms.append(atom(QXcbAtom::_KDE_NET_WM_WINDOW_TYPE_OVERRIDE));
     }