diff --git a/prefab_cloud_python/constants.py b/prefab_cloud_python/constants.py
index 34139d1..598da28 100644
--- a/prefab_cloud_python/constants.py
+++ b/prefab_cloud_python/constants.py
@@ -2,5 +2,5 @@
 from datetime import timedelta
 
 NoDefaultProvided = object()
-ConfigValueType = Optional[Union[int, float, bool, str, list[str], timedelta]]
+ConfigValueType = Optional[Union[int, float, bool, str, list[str], timedelta, dict]]
 ContextDictType = dict[str, dict[str, ConfigValueType]]