diff --git a/CHANGELOG.md b/CHANGELOG.md
index 758711e..33c2ee7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Changelog
 
+## v1.3.1 (2024-05-22)
+
+- add Marshal functions for struct with many types
+  - ChatBoostSource
+  - ChatBackground
+  - ChatMember
+  - MenuButton
+  - MaybeInaccessibleMessage
+  - ReactionType
+  - MessageOrigin
+
 ## v1.3.0 (2024-05-20)
 
 - support API v7.3