diff --git a/mosquitto.spec b/mosquitto.spec
index 2b8d12e..3db075e 100644
--- a/mosquitto.spec
+++ b/mosquitto.spec
@@ -1,8 +1,8 @@
 %global with_tests 0
 
 Name:           mosquitto
-Version:        2.0.11
-Release:        3%{?dist}
+Version:        2.0.12
+Release:        1%{?dist}
 Summary:        Open Source MQTT v5/v3.1.x Broker
 
 License:        EPL-2.0
@@ -117,6 +117,10 @@ exit 0
 %{_mandir}/man3/libmosquitto.3.*
 
 %changelog
+* Wed Aug 25 2021 Fabian Affolter <mail@fabian-affolter.ch> - 2.0.12-1
+- Update to latest upstream release 2.0.12
+- Fixes CVE-2021-34434 (closes rhbz#1999865)
+
 * Wed Aug 25 2021 Fabian Affolter <mail@fabian-affolter.ch> - 2.0.11-3
 - Rebuilt
 
diff --git a/sources b/sources
index 3d33c41..179ba30 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (mosquitto-2.0.11.tar.gz) = d0c7c52cb76c4711e54f841217529326d682c4decfc7a1bc96d872904e68df444ca3918fab7ba041b62f7b5420c89c631227b69a8eec51fd2e2dd480d8244710
+SHA512 (mosquitto-2.0.12.tar.gz) = acf80980f124073fd2fdd99981bde840654fb40a6b6f1d6ef483e35880b45d029cfa9390a98753de6476f4ade068266cb4c6e3c753a0362c0309a5745ac4ebab