diff --git a/src/wp-includes/IXR/class-IXR-message.php b/src/wp-includes/IXR/class-IXR-message.php
index 013eae399a..6b8cd5a0fa 100644
--- a/src/wp-includes/IXR/class-IXR-message.php
+++ b/src/wp-includes/IXR/class-IXR-message.php
@@ -101,7 +101,7 @@ class IXR_Message
         $chunk_size = 262144;
 
         /**
-         * Filters the chunk size that can be used to parse an XML-RPC reponse message.
+         * Filters the chunk size that can be used to parse an XML-RPC response message.
          *
          * @since 4.4.0
          *