diff --git a/pettingzoo/utils/env.py b/pettingzoo/utils/env.py
index 7bf3c3520..3889ee01e 100644
--- a/pettingzoo/utils/env.py
+++ b/pettingzoo/utils/env.py
@@ -1,7 +1,7 @@
 from __future__ import annotations
 
 import warnings
-from typing import Any, Generic, Iterable, Iterator, TypeVar
+from typing import Any, Dict, Generic, Iterable, Iterator, TypeVar
 
 import gymnasium.spaces
 import numpy as np
@@ -10,6 +10,12 @@
 ActionType = TypeVar("ActionType")
 AgentID = TypeVar("AgentID")
 
+# deprecated
+ObsDict = Dict[AgentID, ObsType]
+
+# deprecated
+ActionDict = Dict[AgentID, ActionType]
+
 """
 Base environment definitions