diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1f78e177..74ce1115 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
+### Changed
+
+- split file and fs provider (#49).
+
 ### Removed
 
 - Remove konf.Logger in favor of slog (#48).