diff --git a/Project.toml b/Project.toml
index 4eeba5f..33aebd5 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "TensorInference"
 uuid = "c2297e78-99bd-40ad-871d-f50e56b81012"
 authors = ["Jin-Guo Liu", "Martin Roa Villescas"]
-version = "0.5.0"
+version = "0.4.0"
 
 [deps]
 Artifacts = "56f22d72-fd6d-98f1-02f0-08ddc0907c33"