diff --git a/Project.toml b/Project.toml
index 48e5b80..e3ef511 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "GridWorlds"
 uuid = "e15a9946-cd7f-4d03-83e2-6c30bacb0043"
 authors = ["Siddharth Bhatia <sidb60200@gmail.com>", "Jun Tian <tianjun.cpp@gmail.com>", "contributors"]
-version = "0.3.1"
+version = "0.4.0"
 
 [deps]
 Crayons = "a8cc5b0e-0ffa-5ad4-8c14-923d3ee1735f"