diff --git a/vaporetto/Cargo.toml b/vaporetto/Cargo.toml
index 33c67809..2311293a 100644
--- a/vaporetto/Cargo.toml
+++ b/vaporetto/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "vaporetto"
-version = "0.1.5"
+version = "0.1.6"
 edition = "2018"
 authors = ["Koichi Akabe <vbkaisetsu@gmail.com>"]
 description = "Vaporetto: a pointwise prediction based tokenizer"