diff --git a/CHANGELOG.md b/CHANGELOG.md
index c6fe0494..6a8a0bce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
  
 ### Fixed
  - Tuple implementations now do not throw an error when using the toArray method
+ - Argument parser for `long` types was not registered
 
 ## [1.4.0] - 2021-01-16