diff --git a/Project.toml b/Project.toml
index b16051c..8b8a100 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,10 +1,11 @@
 name = "Taxonomy"
 uuid = "10bb16a4-4bfc-432e-9419-4ca69c1a753c"
 authors = ["banhbio <ban@kuicr.kyoto-u.ac.jp>"]
-version = "0.1.2"
+version = "0.1.3"
 
 [deps]
 AbstractTrees = "1520ce14-60c1-5f80-bbc7-55ef81b5835c"
+BenchmarkTools = "6e4b80f9-dd63-53aa-95a3-0cdb28fa8baf"
 DataAPI = "9a962f9c-6df0-11e9-0e5d-c546b8b5ee8a"
 
 [compat]