diff --git a/PyMca5/__init__.py b/PyMca5/__init__.py
index 281d12206..e535c303d 100644
--- a/PyMca5/__init__.py
+++ b/PyMca5/__init__.py
@@ -1,5 +1,5 @@
 #/*##########################################################################
-# Copyright (C) 2004-2018 V.A. Sole, European Synchrotron Radiation Facility
+# Copyright (C) 2004-2019 V.A. Sole, European Synchrotron Radiation Facility
 #
 # This file is part of the PyMca X-ray Fluorescence Toolkit developed at
 # the ESRF by the Software group.
@@ -27,7 +27,7 @@
 __contact__ = "sole@esrf.fr"
 __license__ = "MIT"
 __copyright__ = "European Synchrotron Radiation Facility, Grenoble, France"
-__version__ = "5.4.2"
+__version__ = "5.4.3"
 
 import os
 import sys
diff --git a/changelog.txt b/changelog.txt
index a0cbd184d..521156624 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,10 @@
+VERSION 5.4.3
+-------------
+
+- Fix SPEC shared memory update during scans bug introduced in 5.4.0
+
+- Make default binding PyQt4 under Pythonn 2
+
 VERSION 5.4.2
 -------------