diff --git a/cockatrice/src/client/tabs/tab_replays.cpp b/cockatrice/src/client/tabs/tab_replays.cpp
index 8b9954498..1456da70d 100644
--- a/cockatrice/src/client/tabs/tab_replays.cpp
+++ b/cockatrice/src/client/tabs/tab_replays.cpp
@@ -86,6 +86,7 @@ TabReplays::TabReplays(TabSupervisor *_tabSupervisor, AbstractClient *_client) :
     rightGroupBox = new QGroupBox;
     rightGroupBox->setLayout(rightVbox);
 
+    // combine layouts
     QHBoxLayout *hbox = new QHBoxLayout;
     hbox->addWidget(leftGroupBox);
     hbox->addWidget(rightGroupBox);