diff --git a/tutorial/ocaml/_oasis b/tutorial/ocaml/_oasis
index 180f865..12ec7f9 100644
--- a/tutorial/ocaml/_oasis
+++ b/tutorial/ocaml/_oasis
@@ -1,5 +1,5 @@
 Name: tutorial
-Version: 0.21.0
+Version: 0.22.0
 OASISFormat: 0.3
 Synopsis: OCaml Tutorial example
 Authors: Apache Thrift Developers <dev@thrift.apache.org>