diff --git a/configure.ac b/configure.ac
index 5a969c285..75c5ae013 100644
--- a/configure.ac
+++ b/configure.ac
@@ -19,7 +19,7 @@
 # add extra information using --with-extra="..." which may be any
 # freeform string.
 m4_define([libguestfs_major],   [1])
-m4_define([libguestfs_minor],   [18])
+m4_define([libguestfs_minor],   [19])
 m4_define([libguestfs_release], [0])
 
 AC_INIT([libguestfs],libguestfs_major.libguestfs_minor.libguestfs_release)