diff --git a/src/mame/video/fmtowns.cpp b/src/mame/video/fmtowns.cpp
index e8aac9a81fd..5d0f006a08a 100644
--- a/src/mame/video/fmtowns.cpp
+++ b/src/mame/video/fmtowns.cpp
@@ -94,7 +94,7 @@
 #include "screen.h"
 
 
-#define CRTC_REG_DISP 1
+//#define CRTC_REG_DISP 1
 //#define SPR_DEBUG 1
 #define LAYER_DISABLE 0  // for debugging, allow the Q and W keys to be used for disabling graphic layers
 #define LOG_VID 0