diff --git a/CHANGELOG.md b/CHANGELOG.md
index 742ce8c..7454e74 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,15 @@ This projects adheres to [Semantic Versioning](http://semver.org/) and [Keep a C
 ## [Unreleased][unreleased]
 -
 
+## [2.1.3] - 2023-03-02
+### Added
+
+- Add .gitattributes.
+
+Full set of changes: [`2.1.2...2.1.3`][2.1.3]
+
+[2.1.3]: https://github.com/pronamic/wp-datetime/compare/v2.1.2...v2.1.3
+
 ## [2.1.2] - 2023-01-31
 ### Composer
 
diff --git a/package.json b/package.json
index 4434a07..7cb4ef4 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "wp-datetime",
-	"version": "2.1.2",
+	"version": "2.1.3",
 	"description": "WordPress DateTime library.",
 	"repository": {
 		"type": "git",
diff --git a/pronamic-datetime.php b/pronamic-datetime.php
index 0617e40..a9659d3 100644
--- a/pronamic-datetime.php
+++ b/pronamic-datetime.php
@@ -4,7 +4,7 @@
  * Plugin URI: https://www.pronamic.eu/plugins/pronamic-datetime/
  * Description: WordPress DateTime library.
  *
- * Version: 2.1.2
+ * Version: 2.1.3
  * Requires at least: 4.7
  * Requires PHP: 7.4
  *