diff --git a/RELEASES b/RELEASES
index 6847e7a30..6c4bc8d21 100644
--- a/RELEASES
+++ b/RELEASES
@@ -2,7 +2,7 @@
 # in the form <version> <date>.  If you update the version field (in
 # configure.ac) you must also add the current date to this file.
 
-1.39.10   2018-09-21
+1.39.11   2018-09-21
 1.39.9    2018-08-28
 1.39.8    2018-07-27
 1.39.7    2018-07-13
diff --git a/configure.ac b/configure.ac
index daa88c7f5..b48dfefb9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -20,7 +20,7 @@
 # freeform string.
 m4_define([libguestfs_major],   [1])
 m4_define([libguestfs_minor],   [39])
-m4_define([libguestfs_release], [10])
+m4_define([libguestfs_release], [11])
 
 AC_INIT([libguestfs],libguestfs_major.libguestfs_minor.libguestfs_release)