diff --git a/pcsx2-qt/QtHost.cpp b/pcsx2-qt/QtHost.cpp
index e76a1cd938..1faa6da492 100644
--- a/pcsx2-qt/QtHost.cpp
+++ b/pcsx2-qt/QtHost.cpp
@@ -965,6 +965,9 @@ void Host::OnGameChanged(const std::string& title, const std::string& elf_overri
 
 void EmuThread::updatePerformanceMetrics(bool force)
 {
+	if (!g_main_window)
+		return;
+
 	if (VMManager::HasValidVM())
 	{
 		QString gs_stat;