diff --git a/configure.in b/configure.in
index 5ed2105be89..1fa9e1c5a38 100644
--- a/configure.in
+++ b/configure.in
@@ -4,7 +4,7 @@ dnl Process this file with autoconf to produce a configure script.
 AC_INIT(sql/mysqld.cc)
 AC_CANONICAL_SYSTEM
 # The Docs Makefile.am parses this line!
-AM_INIT_AUTOMAKE(mysql, 4.0.18)
+AM_INIT_AUTOMAKE(mysql, 4.0.19)
 AM_CONFIG_HEADER(config.h)
 
 PROTOCOL_VERSION=10