diff --git a/src/mkvtoolnix-gui/merge/tool.cpp b/src/mkvtoolnix-gui/merge/tool.cpp
index 38ec20962..dd453dfae 100644
--- a/src/mkvtoolnix-gui/merge/tool.cpp
+++ b/src/mkvtoolnix-gui/merge/tool.cpp
@@ -213,9 +213,9 @@ Tool::closeTab(int index) {
     ui->merges->setCurrentIndex(index);
 
     auto answer = Util::MessageBox::question(this)
-      ->title(QY("Close modified file"))
-      .text(QY("The file \"%1\" has been modified. Do you really want to close? All changes will be lost.").arg(tab->title()))
-      .buttonLabel(QMessageBox::Yes, QY("&Close file"))
+      ->title(QY("Close modified settings"))
+      .text(QY("The multiplex settings creating \"%1\" have been modified. Do you really want to close? All changes will be lost.").arg(tab->title()))
+      .buttonLabel(QMessageBox::Yes, QY("&Close settings"))
       .buttonLabel(QMessageBox::No,  QY("Cancel"))
       .exec();
     if (answer != QMessageBox::Yes)