diff --git a/pettingzoo/__init__.py b/pettingzoo/__init__.py
index 2b41f102e..e857a0bc6 100644
--- a/pettingzoo/__init__.py
+++ b/pettingzoo/__init__.py
@@ -12,7 +12,7 @@
 
 os.environ["PYGAME_HIDE_SUPPORT_PROMPT"] = "hide"
 
-__version__ = "1.23.0"
+__version__ = "1.23.1"
 
 try:
     import sys