diff --git a/CHANGELOG.md b/CHANGELOG.md
index 966f87c..1f2fec0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,9 @@ This project adheres to [Package Versioning Policy](https://wiki.haskell.org/Pac
 
 ## [Unreleased]
 
+## Added
+- MonadFail. It's a standard for newer versions of Haskell.
+
 ## Fixed
 - Support for unix domain socket connection