diff --git a/docs/changes.md b/docs/changes.md
index 7020a60..2873f6a 100644
--- a/docs/changes.md
+++ b/docs/changes.md
@@ -5,7 +5,7 @@ title: Asset Change Log
 
 ## Version 2.1 {#v2-1}
 
-### v2.1.1@dev {#v2-1-1}
+### v2.1.1 {#v2-1-1}
 
 * Implement [PSR-4](https://github.com/php-fig/fig-standards/blob/master/proposed/psr-4-autoloader/psr-4-autoloader.md) autoloading structure.
 * Add `Orchestra\Asset\Container::prefix()` to support prefixing external URL such as CDN.