diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 28186a4..8d519e5 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,9 @@
 Changelog for package ypspur_ros
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
+0.3.4 (2020-12-23)
+------------------
+
 0.3.3 (2020-12-23)
 ------------------
 * Update assets to v0.1.4 (`#86 <https://github.com/openspur/ypspur_ros/issues/86>`_)
diff --git a/package.xml b/package.xml
index 423236f..9d5ea58 100644
--- a/package.xml
+++ b/package.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <package format="2">
   <name>ypspur_ros</name>
-  <version>0.3.3</version>
+  <version>0.3.4</version>
   <description>ROS wrapper for the mobile robot control platform YP-Spur</description>
 
   <maintainer email="atsushi.w@openspur.org">Atsushi Watanabe</maintainer>