diff --git a/gui.cpp b/gui.cpp
index c8b426b..46bb921 100644
--- a/gui.cpp
+++ b/gui.cpp
@@ -97,7 +97,7 @@ void Gui::exit(void) {
 	C2D_TextBufDelete(TextBuf);
 	C2D_Fini();
 	C3D_Fini();
-	usedScreen = nullptr;
+	if (usedScreen != nullptr)	usedScreen = nullptr;
 }
 
 // Draw a Centered String.