diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1d1e142..97f3b02 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 All notable changes to `ulid` will be documented in this file
 
+## v4.0.2 - 2019-09-24
+
+- Use case-insensitive character lookup when decoding time: 637ca0822ce72cb108552450bb738828621703cd
+
 ## v4.0.1 - 2019-07-22
 
 - Use milliseconds intead of seconds when generating ULIDs: 28dfc9285affa01385c175bb7fb5289791980edb