diff --git a/source/sound/xmplay.cpp b/source/sound/xmplay.cpp
index 1ab384239..586e23a12 100644
--- a/source/sound/xmplay.cpp
+++ b/source/sound/xmplay.cpp
@@ -64,7 +64,7 @@
 
 #include "pad\pads.h"
 
-#ifdef	__USER_paul__
+#if defined (__USER_paul__) || defined (__USER_daveo__) || defined (__USER_charles__)
 static int sounddebug=true;
 #else
 static int sounddebug=false;