diff -Nru openjdk-boot.orig/jdk/make/common/shared/Defs-versions.gmk openjdk-boot/jdk/make/common/shared/Defs-versions.gmk
--- openjdk-boot.orig/jdk/make/common/shared/Defs-versions.gmk	2011-04-11 15:03:04.000000000 +0100
+++ openjdk-boot/jdk/make/common/shared/Defs-versions.gmk	2011-04-11 17:19:36.394376477 +0100
@@ -209,7 +209,7 @@
 
 # Generic
 REQUIRED_ANT_VER          = 1.7.1
-REQUIRED_BOOT_VER         = 1.6
+REQUIRED_BOOT_VER         = 1.5
 REQUIRED_FREETYPE_VERSION = 2.2.1
 REQUIRED_MAKE_VER         = 3.81
 REQUIRED_UNZIP_VER        = 5.12