diff --git a/configure.ac b/configure.ac
index 360faea0baeef6c89250690f0c33477a5adac3a3..0689fca878d7b55b8b70973ade6ae6ff65fc4599 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 # Configure script for Ganeti
 m4_define([gnt_version_major], [2])
 m4_define([gnt_version_minor], [1])
-m4_define([gnt_version_revision], [5])
+m4_define([gnt_version_revision], [6])
 m4_define([gnt_version_suffix], [])
 m4_define([gnt_version_full],
           m4_format([%d.%d.%d%s],