diff --git a/Project.toml b/Project.toml
index 8cbb93fb..3a65ebf4 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "NuclearToolkit"
 uuid = "89bb3bae-bcec-43ae-87b7-9dd181dc6334"
 authors = ["SotaYoshida <syoshida@cc.utsunomiya-u.ac.jp> and contributors"]
-version = "0.3.6"
+version = "0.3.7"
 
 [deps]
 Arpack = "7d9fca2a-8960-54d3-9f78-7d1dccf2cb97"