diff --git a/clients/b2/b2client.cpp b/clients/b2/b2client.cpp
index fe1d0aa15f..63fb697f7f 100644
--- a/clients/b2/b2client.cpp
+++ b/clients/b2/b2client.cpp
@@ -1191,9 +1191,11 @@ void B2Titlebar::paintEvent(QPaintEvent *)
     }
 }
 
-void B2Titlebar::mouseDoubleClickEvent( QMouseEvent * )
+void B2Titlebar::mouseDoubleClickEvent(QMouseEvent *e)
 {
-    client->titlebarDblClickOperation();
+    if (e->y() < height()) {
+	client->titlebarDblClickOperation();
+    }
 }
 
 void B2Titlebar::mousePressEvent( QMouseEvent * e )