diff --git a/CHANGELOG.md b/CHANGELOG.md
index 48b5c17..abc54eb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+## [2.1.0] - 2019-12-27
+
 ### Changed
 
 - `Http\Client\Exception\NetworkException` no longer extends `Http\Client\Exception\RequestException`,
diff --git a/composer.json b/composer.json
index 592a041..9adab22 100644
--- a/composer.json
+++ b/composer.json
@@ -35,7 +35,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "2.0.x-dev"
+            "dev-master": "2.x-dev"
         }
     }
 }