CHANGELOG.md in unicode-emoji-2.3.1 vs CHANGELOG.md in unicode-emoji-2.4.0

@@ -1,6 +1,10 @@
 ## CHANGELOG
 
+### 2.4.0 (unreleased)
+
+- Emoji 13.0
+
 ### 2.3.1
 
 - Fix index to actually include Emoji 12.1
 
 ### 2.3.0