diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0ab709a..926569d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -202,3 +202,26 @@ card_holder = Models.CardHolderData(
 
 ### Changed
 - Previous version before Pydantic integration
+
+<!-- Entries below were migrated from CHANGES.md, which this file replaces.
+     Wording is preserved from the original; dates are taken from git history.
+     No changelog was kept for 0.5.0 or 0.5.1. -->
+
+## [0.4.0] - 2020-03-04
+
+### Added
+- More advanced features:
+  - cancel refund
+  - cancel capture
+  - bind card
+  - remove card
+
+## [0.3.0] - 2020-03-02
+
+### Added
+- Method to support
+  [pay-by-token](https://docs.tappaysdk.com/tutorial/zh/back.html#pay-by-card-token-api)
+
+## [0.2.0] - 2017-09-28
+
+- First release!
diff --git a/CHANGES.md b/CHANGES.md
deleted file mode 100644
index 68347ef..0000000
--- a/CHANGES.md
+++ /dev/null
@@ -1,16 +0,0 @@
-# 0.4.0
-
-* Added more advanced features:
-  - cancel refund
-  - cancel capture
-  - bind card
-  - remove card
-
-# 0.3.0
-
-* Added method to support pay-by-token
-  https://docs.tappaysdk.com/tutorial/zh/back.html#pay-by-card-token-api
-
-# 0.2.0
-
-* First release!