diff --git a/README.md b/README.md
index f58e206..97f8990 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ This is the latest development repository of CraftGround environment.
 
 ## Quick start
 
-1. You need to install JDK >= 17
+1. You need to install JDK >= 21
 1. Run the following command to install the package.
     ```shell
     pip install git+https://github.com/yhs0602/CraftGround
diff --git a/craftground/MinecraftEnv b/craftground/MinecraftEnv
index af99b90..dc323a7 160000
--- a/craftground/MinecraftEnv
+++ b/craftground/MinecraftEnv
@@ -1 +1 @@
-Subproject commit af99b909a48d8d9be10729bc3de2362f4fdc37e2
+Subproject commit dc323a722bc8dd9a7c1382558685e1df60afef5c
diff --git a/docs/index.md b/docs/index.md
index 3cb221b..1271586 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -7,8 +7,8 @@ A **fast**, **up-to-date**, and **feature-rich** Minecraft-based reinforcement l
 
 ## Version
 
-![Static Badge](https://img.shields.io/badge/Minecraft-1.19.4-green)
-![Static Badge](https://img.shields.io/badge/CraftGround-1.7.37-blue)
+![Static Badge](https://img.shields.io/badge/Minecraft-1.20.6-green)
+![Static Badge](https://img.shields.io/badge/CraftGround-2.0.0-blue)
 
 ## Install
 ```shell
@@ -16,7 +16,7 @@ pip install git+https://github.com/yhs0602/CraftGround
 ```
 
 ### Dependencies
-- JDK 17
+- JDK 21
 - OpenGL
 - GLEW
 - libpng
@@ -26,7 +26,7 @@ pip install git+https://github.com/yhs0602/CraftGround
 ```shell
 conda create -n my-experiment python=3.9
 conda activate my-experiment
-conda install -c conda-forge openjdk=17
+conda install -c conda-forge openjdk=21
 conda update -n base -c defaults conda
 python -m pip install -r requirements.txt
 conda install pytorch torchvision torchaudio pytorch-cuda=11.8 -c pytorch -c nvidia
diff --git a/setup.py b/setup.py
index cd1028e..05a4aa5 100644
--- a/setup.py
+++ b/setup.py
@@ -3,7 +3,7 @@
 packages = find_packages()
 setup(
     name="craftground",
-    version="1.8.2",
+    version="2.0.0",
     packages=packages,
     install_requires=["gymnasium", "Pillow", "numpy", "protobuf", "typing_extensions"],
     author="yhs0602",