diff --git a/src/render/render.cpp b/src/render/render.cpp
index c55b3b6..be54f49 100644
--- a/src/render/render.cpp
+++ b/src/render/render.cpp
@@ -1684,7 +1684,7 @@ PlumageRender::PlumageRender()
 
 		
 		gui->text("%.1d fps (%.2f ms)", lastFPS, (1000.0f / lastFPS));
-
+		// TO DO : language switch
 		if (gui->header(chineseUI.model)) {
 			if (gui->button(chineseUI.openNewModel)) {
 				std::string filename = "";