diff --git a/app-cdr/cdrtools/patches/cdrtools-3.01~a17.patch b/app-cdr/cdrtools/patches/cdrtools-3.01~a17.patch
index e11110e03..09df8a6de 100644
--- a/app-cdr/cdrtools/patches/cdrtools-3.01~a17.patch
+++ b/app-cdr/cdrtools/patches/cdrtools-3.01~a17.patch
@@ -137,3 +137,34 @@ diff -urN cdrtools-3.01/RULES/x86_64-haiku-gcc.rul cdrtools-3.01-haiku/RULES/x86
 +TSORT=		cat
 +
 +LN=             /bin/ln -s
+diff -up cdrtools-3.01/libscg/scsi-beos.c.orig cdrtools-3.01/libscg/scsi-beos.c
+--- cdrtools-3.01/libscg/scsi-beos.c.orig	2009-06-30 12:34:03.022282240 -0600
++++ cdrtools-3.01/libscg/scsi-beos.c	2012-07-19 18:25:01.146800640 -0600
+@@ -292,7 +292,11 @@ scgo_havebus(scgp, busno)
+ 	char		buf[128];
+ 
+ 	if (busno < 8)
++#ifdef	__HAIKU__
++		js_snprintf(buf, sizeof (buf), "/dev/disk/scsi/%d", busno);
++#else
+ 		js_snprintf(buf, sizeof (buf), "/dev/bus/scsi/%d", busno);
++#endif
+ 	else
+ #ifdef	__HAIKU__
+ 		js_snprintf(buf, sizeof (buf), "/dev/disk/atapi/%d", busno-8);
+@@ -320,9 +324,15 @@ scgo_fileno(scgp, busno, tgt, tlun)
+ 			return (f->fd);
+ 	}
+ 	if (busno < 8) {
++#ifdef __HAIKU__
++		js_snprintf(buf, sizeof (buf),
++					"/dev/disk/scsi/%d/%d/%d/raw",
++					busno, tgt, tlun);
++#else
+ 		js_snprintf(buf, sizeof (buf),
+ 					"/dev/bus/scsi/%d/%d/%d/raw",
+ 					busno, tgt, tlun);
++#endif
+ 	} else {
+ 		char *tgtstr = (tgt == 0) ? "master" : (tgt == 1) ? "slave" : "dummy";
+ 		js_snprintf(buf, sizeof (buf),