diff --git a/CHANGES.md b/CHANGES.md
new file mode 100644
index 0000000..8c318c7
--- /dev/null
+++ b/CHANGES.md
@@ -0,0 +1,16 @@
+# 2.2.0 (28-Jun-2024)
+* lib: use ocaml5-compatible macros
+* use ounit2
+
+# 2.1.0 (15-Nov-2018)
+* Completed port to dune.
+
+# 2.0.0 (05-Oct-2017)
+* Ported build from oasis to jbuilder.
+* Add LICENSE file (ISC)
+
+# 1.0.0 (14-Apr-2016)
+* add mirage-xen support
+
+# 0.9.0 (12-Dec-2013)
+* initial CRC-32 implementation which agrees with ZIP, python binascii etc.
diff --git a/ChangeLog b/ChangeLog
deleted file mode 100644
index 047c8b6..0000000
--- a/ChangeLog
+++ /dev/null
@@ -1,5 +0,0 @@
-1.0.0 (14-Apr-2016)
- * add mirage-xen support
-
-0.9.0 (12-Dec-2013)
- * initial CRC-32 implementation which agrees with ZIP, python binascii etc.
diff --git a/dune-project b/dune-project
index f933729..ed085c0 100644
--- a/dune-project
+++ b/dune-project
@@ -1 +1,3 @@
 (lang dune 1.4)
+
+(name crc)