diff --git a/.github/ISSUE_TEMPLATE/bug_report.yml b/.github/ISSUE_TEMPLATE/bug_report.yml
index 4665d3c..63acadf 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.yml
+++ b/.github/ISSUE_TEMPLATE/bug_report.yml
@@ -85,6 +85,7 @@ body:
       label: Reserver version
       description: Which version of Reserver are you using?
       options:
+        - Reserver 0.4
         - Reserver 0.3
         - Reserver 0.2
         - Reserver 0.1
diff --git a/CHANGELOG.md b/CHANGELOG.md
index fe9d2f0..f70fbf1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,7 +4,7 @@ All notable changes to this project will be documented in this file.
 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]
+## [0.4] - 2025-01-08
 ### Added
 - default reviewer added in `dependabot.yml`
 - `ReserverBaseError` added in `reserver/__init__.py`
@@ -55,7 +55,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Handle similar name existence in PyPI
 - Handle issue with "-" character `.egginfo` file name
 
-[Unreleased]: https://github.com/openscilab/reserver/compare/v0.3...dev
+[Unreleased]: https://github.com/openscilab/reserver/compare/v0.4...dev
+[0.4]: https://github.com/openscilab/reserver/compare/v0.3...v0.4
 [0.3]: https://github.com/openscilab/reserver/compare/v0.2...v0.3
 [0.2]: https://github.com/openscilab/reserver/compare/v0.1...v0.2
 [0.1]: https://github.com/openscilab/reserver/compare/0ae5bb9...v0.1
diff --git a/README.md b/README.md
index 70be1f3..a41d85e 100644
--- a/README.md
+++ b/README.md
@@ -64,9 +64,9 @@ Reserver is an open source Python package that offers the ability to quickly
 ### PyPI
 
 - Check [Python Packaging User Guide](https://packaging.python.org/installing/)
-- Run `pip install reserver==0.3`
+- Run `pip install reserver==0.4`
 ### Source code
-- Download [Version 0.3](https://github.com/openscilab/reserver/archive/v0.3.zip) or [Latest Source](https://github.com/openscilab/reserver/archive/dev.zip)
+- Download [Version 0.4](https://github.com/openscilab/reserver/archive/v0.4.zip) or [Latest Source](https://github.com/openscilab/reserver/archive/dev.zip)
 - Run `pip install .`
 
 ## Usage
diff --git a/SECURITY.md b/SECURITY.md
index 2b20bd0..2aef47f 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -4,8 +4,8 @@
 
 | Version       | Supported          |
 | ------------- | ------------------ |
-| 0.3           | :white_check_mark: |
-| < 0.3         | :x:                |
+| 0.4           | :white_check_mark: |
+| < 0.4         | :x:                |
 
 ## Reporting a vulnerability
 
diff --git a/otherfiles/meta.yaml b/otherfiles/meta.yaml
index a8ae1c1..9d0997c 100644
--- a/otherfiles/meta.yaml
+++ b/otherfiles/meta.yaml
@@ -1,5 +1,5 @@
 {% set name = "reserver" %}
-{% set version = "0.3" %}
+{% set version = "0.4" %}
 
 package:
     name: {{ name|lower }}
diff --git a/otherfiles/version_check.py b/otherfiles/version_check.py
index 547de3a..1c02561 100644
--- a/otherfiles/version_check.py
+++ b/otherfiles/version_check.py
@@ -4,7 +4,7 @@
 import sys
 import codecs
 Failed = 0
-RESERVER_VERSION = "0.3"
+RESERVER_VERSION = "0.4"
 
 
 SETUP_ITEMS = [
diff --git a/reserver/reserver_param.py b/reserver/reserver_param.py
index 5c0389d..7756397 100644
--- a/reserver/reserver_param.py
+++ b/reserver/reserver_param.py
@@ -3,7 +3,7 @@
 OVERVIEW = """
 Reserver is an open source Python package that offers the ability to quickly reserve a PyPI package name. Got a notion? Before it's taken, immediately reserve the product name!
 """
-RESERVER_VERSION = "0.3"
+RESERVER_VERSION = "0.4"
 RESERVER_NAME = "reserver"
 PACKAGE_PARAMETERS = {
     "description": "This name has been reserved using Reserver",
diff --git a/setup.py b/setup.py
index 7465305..693a31b 100644
--- a/setup.py
+++ b/setup.py
@@ -29,14 +29,14 @@ def read_description():
 setup(
     name='reserver',
     packages=['reserver',],
-    version='0.3',
+    version='0.4',
     description='PyPI package name reserver',
     long_description=read_description(),
     long_description_content_type='text/markdown',
     author='Reserver Development Team',
     author_email='reserver@openscilab.com',
     url='https://github.com/openscilab/reserver',
-    download_url='https://github.com/openscilab/reserver/tarball/v0.3',
+    download_url='https://github.com/openscilab/reserver/tarball/v0.4',
     keywords="pypi pip package name reserve reserver reservation python",
     project_urls={
             'Source': 'https://github.com/openscilab/reserver',