diff --git a/CMakeLists.txt b/CMakeLists.txt
index afc510e8..bb6cc2e7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,7 +6,7 @@ project(mosquitto)
 
 cmake_minimum_required(VERSION 2.6)
 
-set (VERSION 1.3.3)
+set (VERSION 1.3.4)
 
 if (WIN32)
 	execute_process(COMMAND cmd /c echo %DATE% %TIME% OUTPUT_VARIABLE TIMESTAMP
diff --git a/ChangeLog.txt b/ChangeLog.txt
index e64c9540..86892189 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -1,4 +1,4 @@
-1.3.4 - 20140802
+1.3.4 - 20140806
 ================
 
 Broker:
diff --git a/config.mk b/config.mk
index b5f3c282..82275479 100644
--- a/config.mk
+++ b/config.mk
@@ -83,7 +83,7 @@ WITH_DOCS:=yes
 
 # Also bump lib/mosquitto.h, lib/python/setup.py, CMakeLists.txt,
 # installer/mosquitto.nsi, installer/mosquitto-cygwin.nsi
-VERSION=1.3.3
+VERSION=1.3.4
 TIMESTAMP:=$(shell date "+%F %T%z")
 
 # Client library SO version. Bump if incompatible API/ABI changes are made.
diff --git a/installer/mosquitto-cygwin.nsi b/installer/mosquitto-cygwin.nsi
index 56599e11..c9211da3 100644
--- a/installer/mosquitto-cygwin.nsi
+++ b/installer/mosquitto-cygwin.nsi
@@ -7,7 +7,7 @@
 !define env_hklm 'HKLM "SYSTEM\CurrentControlSet\Control\Session Manager\Environment"'
 
 Name "mosquitto"
-!define VERSION 1.3.3
+!define VERSION 1.3.4
 OutFile "mosquitto-${VERSION}-install-cygwin.exe"
 
 InstallDir "$PROGRAMFILES\mosquitto"
diff --git a/installer/mosquitto.nsi b/installer/mosquitto.nsi
index 7f35227c..2d5f2122 100644
--- a/installer/mosquitto.nsi
+++ b/installer/mosquitto.nsi
@@ -7,7 +7,7 @@
 !define env_hklm 'HKLM "SYSTEM\CurrentControlSet\Control\Session Manager\Environment"'
 
 Name "mosquitto"
-!define VERSION 1.3.3
+!define VERSION 1.3.4
 OutFile "mosquitto-${VERSION}-install-win32.exe"
 
 InstallDir "$PROGRAMFILES\mosquitto"
diff --git a/lib/mosquitto.h b/lib/mosquitto.h
index 426a04b3..712274b7 100644
--- a/lib/mosquitto.h
+++ b/lib/mosquitto.h
@@ -45,7 +45,7 @@ extern "C" {
 
 #define LIBMOSQUITTO_MAJOR 1
 #define LIBMOSQUITTO_MINOR 3
-#define LIBMOSQUITTO_REVISION 3
+#define LIBMOSQUITTO_REVISION 4
 /* LIBMOSQUITTO_VERSION_NUMBER looks like 1002001 for e.g. version 1.2.1. */
 #define LIBMOSQUITTO_VERSION_NUMBER (LIBMOSQUITTO_MAJOR*1000000+LIBMOSQUITTO_MINOR*1000+LIBMOSQUITTO_REVISION)