diff --git a/great_expectations_cloud/agent/models.py b/great_expectations_cloud/agent/models.py
index e06f1287..773f374a 100644
--- a/great_expectations_cloud/agent/models.py
+++ b/great_expectations_cloud/agent/models.py
@@ -118,7 +118,7 @@ class RunRdAgentEvent(EventBase):
     datasource_name: str
     data_asset_name: str
     batch_definition_name: str
-    batch_parameters: Dict[str, Any]
+    batch_parameters: Optional[Dict[str, Any]] = None
 
 
 class UnknownEvent(AgentBaseExtraForbid):
diff --git a/pyproject.toml b/pyproject.toml
index 2dfd59df..bfa33129 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "great_expectations_cloud"
-version = "20241206.0.dev0"
+version = "20241209.0.dev0"
 description = "Great Expectations Cloud"
 authors = ["The Great Expectations Team <team@greatexpectations.io>"]
 repository = "https://github.com/great-expectations/cloud"