diff --git a/CHANGELOG.md b/CHANGELOG.md
index e95492f3..686d8c23 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+
+## [0.13.0] 2021-09-21
 ### Added
 - import-export: add support for layered images (#151)
 - POT_TMP: add a parameter to select the folder used to create temporary files
diff --git a/bin/pot b/bin/pot
index 464a8d52..491ffb56 100755
--- a/bin/pot
+++ b/bin/pot
@@ -34,7 +34,7 @@ export IFCONFIG_FORMAT=addr:default
 # Environment initialization and initial checks
 
 # shellcheck disable=SC2034
-_POT_VERSION=0.12.0
+_POT_VERSION=0.13.0
 _POT_PATHNAME="$(realpath "$0")"
 _POT_PREFIX="$(dirname "${_POT_PATHNAME}")"
 _POT_INCLUDE="$( realpath "${_POT_PREFIX}/../share/pot")"
diff --git a/share/doc/pot/conf.py b/share/doc/pot/conf.py
index 87c48366..d35e5234 100644
--- a/share/doc/pot/conf.py
+++ b/share/doc/pot/conf.py
@@ -56,9 +56,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = "0.12.0"
+version = "0.13.0"
 # The full version, including alpha/beta/rc tags.
-release = "0.12.0"
+release = "0.13.0"
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.