diff --git a/mosquitto.spec b/mosquitto.spec
index 2ab9d32..13d1fda 100644
--- a/mosquitto.spec
+++ b/mosquitto.spec
@@ -1,6 +1,6 @@
 Name:           mosquitto
-Version:        1.6.3
-Release:        2%{?dist}
+Version:        1.6.4
+Release:        1%{?dist}
 Summary:        An Open Source MQTT v3.1/v3.1.1 Broker
 
 License:        BSD
@@ -107,6 +107,9 @@ exit 0
 %{_mandir}/man3/*.3.*
 
 %changelog
+* Fri Aug  2 2019 Peter Robinson <pbrobinson@fedoraproject.org> 1.6.4-1
+- 1.6.4 release
+
 * Thu Jul 25 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.6.3-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
 
diff --git a/sources b/sources
index d0834d5..a14ee4f 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (mosquitto-1.6.3.tar.gz) = d78d95789cfadaa8c989becb799e6eace1a82cfed9d79582cf7278dd2f9f31060b0b6492c5e3461c687629445efbdda0db68cba65962eb6a305ada46611f6d94
+SHA512 (mosquitto-1.6.4.tar.gz) = 9faf035660965769f687eb85f9672f891d6ecf1069f665c039b3c25f0e1cc64653909b16d94101d31f81d016a2b3ff85585d66dad1f48afb8003cffbf67c52b6