diff --git a/README.md b/README.md
index 4a980dce..307928cc 100644
--- a/README.md
+++ b/README.md
@@ -88,7 +88,7 @@ If you use this in your research, please cite:
   author = {Rodrigo de Lazcano and Kallinteris Andreas and Jun Jet Tai and Seungjae Ryan Lee and Jordan Terry},
   title = {Gymnasium Robotics},
   url = {http://github.com/Farama-Foundation/Gymnasium-Robotics},
-  version = {1.3.0},
-  year = {2023},
+  version = {1.3.1},
+  year = {2024},
 }
 ```
diff --git a/gymnasium_robotics/__init__.py b/gymnasium_robotics/__init__.py
index 6d5b4077..feb748a6 100644
--- a/gymnasium_robotics/__init__.py
+++ b/gymnasium_robotics/__init__.py
@@ -5,7 +5,7 @@
 from gymnasium_robotics.envs.maze import maps
 from gymnasium_robotics.envs.multiagent_mujoco import mamujoco_v1
 
-__version__ = "1.3.0"
+__version__ = "1.3.1"
 
 
 def register_robotics_envs():