diff --git a/Project.toml b/Project.toml
index cd46976..16eb4c2 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "YaoSym"
 uuid = "3b27209a-d3d6-11e9-3c0f-41eb92b2cb9d"
-version = "0.3.0"
+version = "0.3.1"
 
 [deps]
 BitBasis = "50ba71b6-fa0f-514d-ae9a-0916efc90dcf"