diff --git a/tests/app/services/model_install/test_model_install.py b/tests/app/services/model_install/test_model_install.py
index 14c8ed5c84..55f7e86541 100644
--- a/tests/app/services/model_install/test_model_install.py
+++ b/tests/app/services/model_install/test_model_install.py
@@ -10,6 +10,7 @@ from pydantic import ValidationError
 from pydantic.networks import Url
 
 from invokeai.app.services.config import InvokeAIAppConfig
+from invokeai.app.services.events.events_base import EventServiceBase
 from invokeai.app.services.model_install import (
     InstallStatus,
     LocalModelSource,