diff --git a/launcher/ui/MainWindow.cpp b/launcher/ui/MainWindow.cpp
index b773e7de..85b00b67 100644
--- a/launcher/ui/MainWindow.cpp
+++ b/launcher/ui/MainWindow.cpp
@@ -1926,6 +1926,7 @@ void MainWindow::on_actionReportBug_triggered()
 void MainWindow::on_actionClearMetadata_triggered()
 {
     APPLICATION->metacache()->evictAll();
+    APPLICATION->metacache()->SaveNow();
 }
 
 void MainWindow::on_actionOpenWiki_triggered()