--- a/make/autoconf/version-numbers	Wed Oct 02 07:50:06 2019 -0700
+++ b/make/autoconf/version-numbers	Wed Oct 02 10:04:46 2019 -0700
@@ -35,7 +35,7 @@
 DEFAULT_VERSION_DATE=2020-03-17
 DEFAULT_VERSION_CLASSFILE_MAJOR=58  # "`$EXPR $DEFAULT_VERSION_FEATURE + 44`"
 DEFAULT_VERSION_CLASSFILE_MINOR=0
-DEFAULT_ACCEPTABLE_BOOT_VERSIONS="12 13 14"
+DEFAULT_ACCEPTABLE_BOOT_VERSIONS="13 14"
 DEFAULT_JDK_SOURCE_TARGET_VERSION=14
 DEFAULT_PROMOTED_VERSION_PRE=ea