diff --git a/docs/source/conf.py b/docs/source/conf.py
index da59578..f68271f 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -58,10 +58,10 @@
 # built documents.
 #
 # The short X.Y version.
-version = u'1.5.2'
+version = u'1.5.3'
 
 # The full version, including alpha/beta/rc tags.
-release = u'1.5.2'
+release = u'1.5.3'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/pygtftk/version.py b/pygtftk/version.py
index 0dff709..65f7fb7 100644
--- a/pygtftk/version.py
+++ b/pygtftk/version.py
@@ -1,2 +1,2 @@
-__base_version__='1.5.2'
-__version__='1.5.2'
+__base_version__='1.5.3'
+__version__='1.5.3'
diff --git a/setup.cfg b/setup.cfg
index abb0d85..8952ab9 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = pygtftk
-version = 1.5.2
+version = 1.5.3
 author = D. Puthier, F. Lopez and Q. Ferre
 author-email = denis.puthier@univ-amu.fr