diff --git a/smeserver-dovecot.spec b/smeserver-dovecot.spec
index 50568aa..7cf3042 100644
--- a/smeserver-dovecot.spec
+++ b/smeserver-dovecot.spec
@@ -1,5 +1,5 @@
 %define version 11.0.0
-%define release 9
+%define release 10
 %define name smeserver-dovecot
 
 
@@ -18,6 +18,7 @@ BuildRequires: smeserver-devtools
 
 Requires: smeserver-base >= 5.2.0
 Requires: dovecot >= 2.3.16
+Requires: dovecot-pigeonhole
 Requires: portreserve
 
 Provides: smeserver-imap
@@ -40,9 +41,10 @@ Configure the dovecot IMAP server with sieve scripts support,
 quota, ACL, extended logging, master user
 
 %changelog
-* Wed Sep 11 2024 Jean-Philippe Pialasse <jpp@koozali.org> 11.0.0-9.sme
+* Wed Sep 11 2024 Jean-Philippe Pialasse <jpp@koozali.org> 11.0.0-10.sme
 - merge dovecot-extra [SME: 12735]
 - add sieves support over ssl and improve template
+- requires dovecot-pigeonhole
 
 * Fri Apr 05 2024 Jean-Philippe Pialasse <jpp@koozali.org> 11.0.0-7.sme
 - add missing requirement for portreserve [SME: 12589]