diff --git a/Project.toml b/Project.toml
index d1e4320..9ef459d 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "ReinforcementLearningEnvironments"
 uuid = "25e41dd2-4622-11e9-1641-f1adca772921"
 authors = ["Jun Tian <juti@microsoft.com>"]
-version = "0.1.2"
+version = "0.1.3"
 
 [deps]
 Distributions = "31c24e10-a181-5473-b8eb-7969acd0382f"