diff -ur lyx-1.6.5.orig/autogen.sh lyx-1.6.5/autogen.sh
--- lyx-1.6.5.orig/autogen.sh	2009-11-27 13:43:40.000000000 +0000
+++ lyx-1.6.5/autogen.sh	2009-12-09 23:33:36.133301389 +0000
@@ -38,11 +38,11 @@
 
 
 case $autoversion in
-    *' '2.59[cd]|*' '2.60[ab]|*' '2.6[0-4])
+    *' '2.59[cd]|*' '2.60[ab]|*' '2.6[0-5])
 	;;
     *)
 	echo "This autoconf version is not supported by LyX."
-	echo "LyX only supports autoconf 2.59c-2.64."
+	echo "LyX only supports autoconf 2.59c-2.65."
 	exit 1
 	;;
 esac