diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0e4577a8e9..d4d0d339a5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # CHANGELOG
 
-## next release
+## 3.257.8 - 2023-01-25
 
 * `Aws\CloudFormation` - Enabled FIPS aws-us-gov endpoints in SDK.
 * `Aws\EC2` - This release adds new functionality that allows customers to provision IPv6 CIDR blocks through Amazon VPC IP Address Manager (IPAM) as well as allowing customers to utilize IPAM Resource Discovery APIs.
diff --git a/src/Sdk.php b/src/Sdk.php
index ee8f696bce..c8ab81eead 100644
--- a/src/Sdk.php
+++ b/src/Sdk.php
@@ -681,7 +681,7 @@
  */
 class Sdk
 {
-    const VERSION = '3.257.7';
+    const VERSION = '3.257.8';
 
     /** @var array Arguments for creating clients */
     private $args;