diff --git a/.github/ISSUE_TEMPLATE/bug_report.yml b/.github/ISSUE_TEMPLATE/bug_report.yml
index 54460d2..e7784e6 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.yml
+++ b/.github/ISSUE_TEMPLATE/bug_report.yml
@@ -86,6 +86,7 @@ body:
       label: XNum version
       description: Which version of XNum are you using?
       options:
+        - XNum 1.4
         - XNum 1.3
         - XNum 1.2
         - XNum 1.1
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e243925..62aecf0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@ 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]
+## [1.4] - 2026-02-16
 ### Added
 - Ahom numeral system
 - Warang Citi numeral system
@@ -143,7 +144,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Bengali numeral system
 
 
-[Unreleased]: https://github.com/openscilab/xnum/compare/v1.3...dev
+[Unreleased]: https://github.com/openscilab/xnum/compare/v1.4...dev
+[1.4]: https://github.com/openscilab/xnum/compare/v1.3...v1.4
 [1.3]: https://github.com/openscilab/xnum/compare/v1.2...v1.3
 [1.2]: https://github.com/openscilab/xnum/compare/v1.1...v1.2
 [1.1]: https://github.com/openscilab/xnum/compare/v1.0...v1.1
diff --git a/README.md b/README.md
index 1ddbdbc..608e18b 100644
--- a/README.md
+++ b/README.md
@@ -66,9 +66,9 @@ It can automatically detect mixed numeral formats in a piece of text and convert
 
 ### PyPI
 - Check [Python Packaging User Guide](https://packaging.python.org/installing/)
-- Run `pip install xnum==1.3`
+- Run `pip install xnum==1.4`
 ### Source code
-- Download [Version 1.3](https://github.com/openscilab/xnum/archive/v1.3.zip) or [Latest Source](https://github.com/openscilab/xnum/archive/dev.zip)
+- Download [Version 1.4](https://github.com/openscilab/xnum/archive/v1.4.zip) or [Latest Source](https://github.com/openscilab/xnum/archive/dev.zip)
 - Run `pip install .`
 
 ## Usage
diff --git a/SECURITY.md b/SECURITY.md
index e6bf413..1226f4f 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -4,8 +4,8 @@
 
 | Version       | Supported          |
 | ------------- | ------------------ |
-| 1.3           | :white_check_mark: |
-| < 1.3         | :x:                |
+| 1.4           | :white_check_mark: |
+| < 1.4         | :x:                |
 
 ## Reporting a vulnerability
 
diff --git a/otherfiles/meta.yaml b/otherfiles/meta.yaml
index 6359c16..fc079ad 100644
--- a/otherfiles/meta.yaml
+++ b/otherfiles/meta.yaml
@@ -1,5 +1,5 @@
 {% set name = "xnum" %}
-{% set version = "1.3" %}
+{% set version = "1.4" %}
 
 package:
     name: {{ name|lower }}
diff --git a/otherfiles/version_check.py b/otherfiles/version_check.py
index ebcea7b..ef25ac3 100644
--- a/otherfiles/version_check.py
+++ b/otherfiles/version_check.py
@@ -4,7 +4,7 @@
 import sys
 import codecs
 Failed = 0
-XNUM_VERSION = "1.3"
+XNUM_VERSION = "1.4"
 
 
 SETUP_ITEMS = [
diff --git a/setup.py b/setup.py
index cdf1444..b5e9a58 100644
--- a/setup.py
+++ b/setup.py
@@ -34,14 +34,14 @@ def read_description() -> str:
     name='xnum',
     packages=[
         'xnum', ],
-    version='1.3',
+    version='1.4',
     description='XNum: Universal Numeral System Converter',
     long_description=read_description(),
     long_description_content_type='text/markdown',
     author='XNum Development Team',
     author_email='xnum@openscilab.com',
     url='https://github.com/openscilab/xnum',
-    download_url='https://github.com/openscilab/xnum/tarball/v1.3',
+    download_url='https://github.com/openscilab/xnum/tarball/v1.4',
     keywords="convert numeral number numeral-system digits",
     project_urls={
             'Source': 'https://github.com/openscilab/xnum',
diff --git a/xnum/params.py b/xnum/params.py
index 2005dd7..68822fd 100644
--- a/xnum/params.py
+++ b/xnum/params.py
@@ -2,7 +2,7 @@
 """XNum parameters and constants."""
 from enum import Enum
 
-XNUM_VERSION = "1.3"
+XNUM_VERSION = "1.4"
 
 ENGLISH_DIGITS = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9']
 ENGLISH_FULLWIDTH_DIGITS = ['０', '１', '２', '３', '４', '５', '６', '７', '８', '９']