diff --git a/CHANGES.md b/CHANGES.md
index 7f3efde..36cd4ee 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,8 @@
+0.1.1 (2021-01-01)
+=====
+
+- Switch to dune.
+
 0.1.0 (2020-08-19)
 =====