diff --git a/Project.toml b/Project.toml
index d897bb1..6469823 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "GreenFunc"
 uuid = "9efc7ea6-d529-4241-ab29-dcf68b94af7c"
 authors = ["Tao Wang", "Xiansheng Cai", "Pengcheng Hou", "Zhiyi Li", "Kun Chen"]
-version = "0.2.0"
+version = "0.2.1"
 
 [deps]
 BrillouinZoneMeshes = "9f696214-9961-49f3-89a2-cb1ea204eb6e"