diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3758bae1d..54f101218 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,8 @@
 # Change Log
 
-## [Unreleased]
+## [4.2.2] - 2017-09-28
+
+* Added support for binding parameters.
 
 ## [4.2.1] - 2017-09-08