diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1140fd57..28edd4e0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,7 @@
 # CHANGELOG
+## [2.1.3](https://github.com/apigee/apigee-client-php/milestone/25?closed=1)
+* [#325] Fix error when AppGroup list is empty or do not returns appgroups array.
+
 ## [2.1.2](https://github.com/apigee/apigee-client-php/milestone/23?closed=1)
 * Added query parameters in PaginatedEntityListingControllerInterface.
 
diff --git a/src/ClientInterface.php b/src/ClientInterface.php
index 3736f3c2..ea14c00b 100644
--- a/src/ClientInterface.php
+++ b/src/ClientInterface.php
@@ -64,7 +64,7 @@ interface ClientInterface extends HttpClient
      */
     public const APIGEE_ON_GCP_ENDPOINT = 'https://apigee.googleapis.com/v1';
 
-    public const VERSION = '2.1.2';
+    public const VERSION = '2.1.3';
 
     /**
      * Allows access to the last request, response and exception.