diff --git a/ChangeLog.md b/ChangeLog.md
index 6d4b86b..1825753 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,6 +1,6 @@
 # Changelog
 
-### 0.4.0: 2023-11-??
+### 0.4.0: 2023-11-11
 
 - parse '|' correctly
 - render ocean tokens as `attribute`