diff --git a/Applications/Piano/main.cpp b/Applications/Piano/main.cpp
index ddc5ccb8a6..6cf69af29a 100644
--- a/Applications/Piano/main.cpp
+++ b/Applications/Piano/main.cpp
@@ -16,6 +16,7 @@ int main(int argc, char** argv)
     auto* window = new GWindow;
     window->set_title("Piano");
     window->set_rect(100, 100, 512, 512);
+    window->set_should_exit_event_loop_on_close(true);
 
     auto* piano_widget = new PianoWidget;
     window->set_main_widget(piano_widget);