diff --git a/xen-pvfb-04-compat.patch b/xen-pvfb-04-compat.patch
index 9880c80..2517452 100644
--- a/xen-pvfb-04-compat.patch
+++ b/xen-pvfb-04-compat.patch
@@ -452,7 +452,7 @@ diff -rupN xen-3.1.0-src.orig/tools/ioemu/hw/oldxenfb.c xen-3.1.0-src.new/tools/
 +	xc_evtchn_notify(xenfb->evt_xch, xenfb->fb.port);
 +}
 +
-+static void xenfb_on_fb_event(struct xenfb_private *xenfb)
++static void oldxenfb_on_fb_event(struct xenfb_private *xenfb)
 +{
 +  int mode;
 +  if (0 == strcmp(xenfb->protocol, XEN_IO_PROTO_ABI_NATIVE))