diff --git a/CHANGELOG.md b/CHANGELOG.md
index 15c39ecf6..65557498b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Change Log
 
+## 6.4.1 - 2019-10-23
+
+* No `guzzle.phar` was created in 6.4.0 due expired API token. This release will fix that 
+* Added `parent::__construct()` to `FileCookieJar` and `SessionCookieJar`
+
 ## 6.4.0 - 2019-10-23
 
 * Improvement: Improved error messages when using curl < 7.21.2 [#2108](https://github.com/guzzle/guzzle/pull/2108)
diff --git a/src/ClientInterface.php b/src/ClientInterface.php
index cd4b73b8d..5b3708514 100644
--- a/src/ClientInterface.php
+++ b/src/ClientInterface.php
@@ -12,7 +12,7 @@
  */
 interface ClientInterface
 {
-    const VERSION = '6.4.0';
+    const VERSION = '6.4.1';
 
     /**
      * Send an HTTP request.