diff --git a/ChangeLog.md b/ChangeLog.md
index ac59c1389d130f0b50fe840f13188bb30c7c870d..1f45291edfedfe4b70714f5fdd096014f50cb3f0 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Changelog for tahoe-great-black-swamp
 
+## 0.4.0.1
+
+* Package metadata improvements.
+
 ## 0.4.0.0
 
 * ``TahoeLAFS.Storage.Backend.Backend`` has received a number of incompatible