diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6d537599..59ee46b3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,7 @@
 # CHANGELOG
+## [3.1.0](https://github.com/apigee/apigee-client-php/milestone/44?closed=1)
+* [#478] Added PHP 8.4 support.
+
 ## [3.0.12](https://github.com/apigee/apigee-client-php/milestone/41?closed=1)
 * [#470] Fixed warning while creating a new team.
 
diff --git a/src/ClientInterface.php b/src/ClientInterface.php
index 8746f792..6eb8b258 100644
--- a/src/ClientInterface.php
+++ b/src/ClientInterface.php
@@ -63,7 +63,7 @@ interface ClientInterface extends HttpClient
      */
     public const APIGEE_ON_GCP_ENDPOINT = 'https://apigee.googleapis.com/v1';
 
-    public const VERSION = '3.0.12';
+    public const VERSION = '3.1.0';
 
     /**
      * Allows access to the last request, response and exception.