diff --git a/CHANGELOG.md b/CHANGELOG.md
index 73cf2c4..b121f56 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com), and 
 
 ## [Unreleased]
 
+## [4.0.0] — 2024–05–11
+
 ### Changed
 
 - The plugin no longer accepts any options. Previously option defaults are now the only possible values:
@@ -108,7 +110,8 @@ No significant changes.
 
 Just forked the [gulp-svgstore](https://github.com/w0rm/gulp-svgstore) project.
 
-[Unreleased]: https://github.com/firefoxic/gulp-stacksvg/compare/v3.0.0...HEAD
+[Unreleased]: https://github.com/firefoxic/gulp-stacksvg/compare/v4.0.0...HEAD
+[4.0.0]: https://github.com/firefoxic/gulp-stacksvg/compare/v3.0.0...v4.0.0
 [3.0.0]: https://github.com/firefoxic/gulp-stacksvg/compare/v2.0.3...v3.0.0
 [2.0.3]: https://github.com/firefoxic/gulp-stacksvg/compare/v2.0.2...v2.0.3
 [2.0.2]: https://github.com/firefoxic/gulp-stacksvg/compare/v2.0.1...v2.0.2
diff --git a/package.json b/package.json
index 737e27e..1b24321 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
 	"name": "gulp-stacksvg",
 	"description": "The gulp plugin to combine svg files into one using the stack method.",
-	"version": "3.0.0",
+	"version": "4.0.0",
 	"license": "MIT",
 	"author": {
 		"name": "Sergey Artemov",