diff --git a/CHANGELOG.md b/CHANGELOG.md
index 29c0e0a4..a74f6ed9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,14 @@
 
 # Change Log
 
+## [3.6.4] - 2021-09-20
+
+### Changed
+### Fixed
+- [Fixed to validate order amount in webhook)](https://github.com/razorpay/razorpay-magento/pull/275).
+- [Fixed paymentId validation](https://github.com/razorpay/razorpay-magento/pull/276).
+- [Added refund through invoice credit memo](https://github.com/razorpay/razorpay-magento/pull/272).
+
 ## [3.6.3] - 2021-07-12
 
 ### Changed
diff --git a/composer.json b/composer.json
index 88b36a14..59c9a3c4 100644
--- a/composer.json
+++ b/composer.json
@@ -1,7 +1,7 @@
 {
     "name": "razorpay/magento",
     "description": "Razorpay Magento 2.0 plugin for accepting payments.",
-    "version": "3.6.3",
+    "version": "3.6.4",
     "require": {
         "php": "~5.5.0|~5.6.0|^7.0",
         "razorpay/razorpay": "2.*"
diff --git a/etc/module.xml b/etc/module.xml
index 73fe6c73..378724cc 100644
--- a/etc/module.xml
+++ b/etc/module.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Module/etc/module.xsd">
-    <module name="Razorpay_Magento" setup_version="3.6.3">
+    <module name="Razorpay_Magento" setup_version="3.6.4">
 	    <sequence>
 	        <module name="Magento_Sales" />
 	        <module name="Magento_Payment" />