diff --git a/ChangeLog.md b/ChangeLog.md
index bdc6ab4..b77bb65 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,13 @@
-# Changelog for too-fast-too-free
+# Changelog for polysemy
+
+## 0.1.1.0 (2019-04-14)
+
+- Added 'runIO' interpretation (thanks to @adamConnerSax)
+- Minor documentation fixes
+
+
+## 0.1.0.0 (2019-04-11)
+
+- Initial release
 
 ## Unreleased changes