diff --git a/alertmanager.spec b/alertmanager.spec
index 8dda3b4..88000cb 100644
--- a/alertmanager.spec
+++ b/alertmanager.spec
@@ -3,7 +3,7 @@
 %global group prometheus
 
 Name: alertmanager
-Version: 0.33.0
+Version: 0.33.1
 Release: 1%{?dist}
 Summary: Prometheus Alertmanager.
 License: ASL 2.0
@@ -61,6 +61,11 @@ exit 0
 %config(noreplace) %attr(640, -, %{group})%{_sysconfdir}/prometheus/alertmanager.yml
 
 %changelog
+* Thu Jul 23 2026 Ivan Garcia <igarcia@cloudox.org> - 0.33.1
+- Update to Alertmanager 0.33.1
+- [BUGFIX] doc: fix missing notification_reason field in webhook documentation
+- [BUGFIX] silences: fix silences snapshot missing legacy matchers field. This caused a bug that prevented older alertmanager versions from reading newer snapshots unnecessarily
+- [BUGFIX] silence with no matchers should populate an empty array in API response
 * Sat Jun 13 2026 Ivan Garcia <igarcia@cloudox.org> - 0.33.0
 - Update to Alertmanager 0.33.0
 - changes are here: https://github.com/prometheus/alertmanager/releases/tag/v0.33.0