diff --git a/mujoco_maze/__init__.py b/mujoco_maze/__init__.py
index 65f18c5..3309bc9 100644
--- a/mujoco_maze/__init__.py
+++ b/mujoco_maze/__init__.py
@@ -78,4 +78,4 @@ for maze_id in TaskRegistry.keys():
             )
 
 
-__version__ = "0.1.0"
+__version__ = "0.2.0"
diff --git a/pyproject.toml b/pyproject.toml
index bb469f0..641e5c0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "mujoco-maze"
-version = "0.1.1"
+version = "0.2.0"
 description = "Simple maze environments using mujoco-py"
 license = "Apache-2.0"
 authors = ["Yuji Kanagawa <yuji.kngw.80s.revive@gmail.com>"]