diff --git a/CHANGELOG.md b/CHANGELOG.md
index f4371a4..7a54c56 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,13 @@ All notable changes to WuttJamaican will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## v0.18.1 (2024-12-18)
+
+### Fix
+
+- force interpolation of `%(here)s`, `%(__file__)s` in config files
+- only read each config file once on startup
+
 ## v0.18.0 (2024-12-15)
 
 ### Feat
diff --git a/pyproject.toml b/pyproject.toml
index bf74095..4f35811 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "WuttJamaican"
-version = "0.18.0"
+version = "0.18.1"
 description = "Base package for Wutta Framework"
 readme = "README.md"
 authors = [{name = "Lance Edgar", email = "lance@wuttaproject.org"}]