diff --git a/CHANGELOG.md b/CHANGELOG.md
index cf20cc21..84462cba 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.
 
-## 2.5.3 - TBD
+## 2.5.3 - 2016-01-19
 
 ### Added
 
diff --git a/composer.json b/composer.json
index e5d00fe2..519328a8 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
         }
     },
     "require": {
-        "php": ">=5.5",
+        "php": "^5.5 || ^7.0",
         "zendframework/zend-eventmanager": "~2.5",
         "zendframework/zend-loader": "~2.5",
         "zendframework/zend-stdlib": "~2.5"