diff --git a/iostream/_doc-dir/CHANGES.md b/iostream/_doc-dir/CHANGES.md
index e9c981a7..fe81b36a 100644
--- a/iostream/_doc-dir/CHANGES.md
+++ b/iostream/_doc-dir/CHANGES.md
@@ -1,3 +1,8 @@
+
+# 0.2.2
+
+- bugfix for iostream-camlzip (assertion failure)
+
 # 0.2.1
 
 - bugfix for iostream-camlzip