diff --git a/ipasserelle-groupware.spec b/ipasserelle-groupware.spec
index 27a0ca3..c866641 100644
--- a/ipasserelle-groupware.spec
+++ b/ipasserelle-groupware.spec
@@ -1,4 +1,4 @@
-%define version 0.2.23
+%define version 0.2.24
 %define release 1
 %define name ipasserelle-groupware
 %define debug_package %{nil}
@@ -39,6 +39,10 @@ iPasserelle module for the groupware application.
 Based on smeserver-sogo from nethesis
 
 %changelog
+* Tue Feb 17 2015 Daniel Berteaud <daniel@firewall-services.com> - 0.2.24-1
+- Increase memcached duration to 2 hours
+- Completly disable dovecot's negative cache
+
 * Tue Feb 17 2015 Daniel Berteaud <daniel@firewall-services.com> - 0.2.23-1
 - Fix slow access when logged in from different browsers at the same time