diff --git a/CHANGELOG.md b/CHANGELOG.md
index 10652f17f2f515bb408d91ffc2f18564c7452f1d..60dfa4acec0933e50944d56a2e3f6ad9f452ca6e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+* Integer value is 32 bit now.
+
 ### Deprecated
 
 ### Removed