diff --git a/configure.ac b/configure.ac
index 8ea3430f..96542339 100644
--- a/configure.ac
+++ b/configure.ac
@@ -23,8 +23,8 @@
 
 # Autoconf
 AC_PREREQ(2.59)
-AC_INIT([ntfs-3g],[2009.2.1],[ntfs-3g-devel@lists.sf.net])
-LIBNTFS_3G_VERSION="49"
+AC_INIT([ntfs-3g],[2009.3.6],[ntfs-3g-devel@lists.sf.net])
+LIBNTFS_3G_VERSION="51"
 AC_CONFIG_SRCDIR([src/ntfs-3g.c])
 
 # Environment