diff --git a/CHANGELOG.md b/CHANGELOG.md
index a276fe8..73225fe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,10 +2,14 @@
 
 ## Unreleased
 
-### Fixed
+### Changed
 
 - `additional-css` _UNIX_ style path normalization ([#161](https://github.com/tommilligan/mdbook-admonish/issues/161))
 
+### Fixed
+
+- Typo from _prereprocessor_ to _preprocessor_
+
 ## 1.14.0
 
 ### Changed