diff --git a/dovecot.spec b/dovecot.spec
index af577ad..98e7c05 100644
--- a/dovecot.spec
+++ b/dovecot.spec
@@ -6,7 +6,7 @@ Name: dovecot
 Epoch: 1
 Version: 2.3.21
 %global prever %{nil}
-Release: 14%{?dist}
+Release: 15%{?dist}
 #dovecot itself is MIT, a few sources are PD, pigeonhole is LGPLv2
 License: MIT AND LGPL-2.1-only
 
@@ -536,6 +536,10 @@ make check
 %{_libdir}/%{name}/dict/libdriver_pgsql.so
 
 %changelog
+* Tue Oct 29 2024 Troy Dawson <tdawson@redhat.com> - 1:2.3.21-15
+- Bump release for October 2024 mass rebuild:
+  Resolves: RHEL-64018
+
 * Tue Aug 20 2024 Michal Hlavinka <mhlavink@redhat.com> - 1:2.3.21-14
 - fix CVE-2024-23185: very large headers can cause resource exhaustion
   when parsing message (RHEL-55218)