Index: unix/xserver/hw/vnc/xorg-version.h
===================================================================
--- unix/xserver/hw/vnc/xorg-version.h.orig
+++ unix/xserver/hw/vnc/xorg-version.h
@@ -33,7 +33,7 @@
 #error "X.Org older than 1.16 is not supported"
 #endif
 
-#if XORG_AT_LEAST(1, 21, 0)
+#if XORG_AT_LEAST(1, 22, 0)
 #error "X.Org newer than 1.20 is not supported"
 #endif