diff --git a/pettingzoo/__init__.py b/pettingzoo/__init__.py
index eb4428649..bdb3beb18 100644
--- a/pettingzoo/__init__.py
+++ b/pettingzoo/__init__.py
@@ -10,4 +10,4 @@
     os.environ['SDL_AUDIODRIVER'] = 'dsp'
 
 
-__version__ = "1.9.0"
+__version__ = "1.10.0"