diff --git a/desmume/src/gtk/main.cpp b/desmume/src/gtk/main.cpp
index 0cc8ae5a0..66ec3ab33 100644
--- a/desmume/src/gtk/main.cpp
+++ b/desmume/src/gtk/main.cpp
@@ -1842,7 +1842,7 @@ common_gtk_main( struct configured_features *my_config)
     /* Init the hud / osd stuff */
     Desmume_InitOnce();
     Hud.reset();
-	aggDraw.hud->attach(GPU_screen, 256, 384, 512);
+    aggDraw.hud->attach(GPU_screen, 256, 384, 512);
 
     /*
      * Activate the GDB stubs