diff --git a/CHANGELOG.md b/CHANGELOG.md
index 58fc9987..4fc126e2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 All notable changes to this project will be documented in this file, in reverse chronological order by release.
 
-## 2.9.0 - TBD
+## 2.9.0 - 2017-03-21
 
 ### Added
 
diff --git a/composer.json b/composer.json
index 70915e5f..cca4a7b0 100644
--- a/composer.json
+++ b/composer.json
@@ -65,8 +65,8 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "2.8-dev",
-            "dev-develop": "2.9-dev"
+            "dev-master": "2.9-dev",
+            "dev-develop": "3.0-dev"
         }
     },
     "autoload-dev": {
diff --git a/composer.lock b/composer.lock
index d67d52af..2a8bd39a 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "f03d323fe69107cef7eb95f499c1fcfc",
+    "content-hash": "e52399408514007e78a94089ee095706",
     "packages": [
         {
             "name": "zendframework/zend-eventmanager",