diff --git a/CHANGELOG.md b/CHANGELOG.md
index dcdc87e..28909f8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,11 @@ backwards-incompatible changes that will affect existing usage.
 
 <!-- CHANGELOG_PLACEHOLDER -->
 
+## 9.18.0 - 2023-08-28
+
+- Implement Curl::setError() and MultiCurl::setError() ([#805](https://github.com/php-curl-class/php-curl-class/pull/805))
+- Rename ::setError() to ::afterSend() ([#807](https://github.com/php-curl-class/php-curl-class/pull/807))
+
 ## 9.17.4 - 2023-07-10
 
 - Add coding standards rule to use the null coalescing operator ?? where possible ([#801](https://github.com/php-curl-class/php-curl-class/pull/801))
diff --git a/src/Curl/Curl.php b/src/Curl/Curl.php
index 5e3e23d..e7fea19 100644
--- a/src/Curl/Curl.php
+++ b/src/Curl/Curl.php
@@ -6,7 +6,7 @@ namespace Curl;
 
 class Curl extends BaseCurl
 {
-    const VERSION = '9.17.4';
+    const VERSION = '9.18.0';
     const DEFAULT_TIMEOUT = 30;
 
     public $curl = null;