diff --git a/frigate/config.py b/frigate/config.py
index 5d3c7e2b3..86a6aa8eb 100644
--- a/frigate/config.py
+++ b/frigate/config.py
@@ -1330,9 +1330,8 @@ class FrigateConfig(FrigateBaseModel):
 
         for key, detector in config.detectors.items():
             adapter = TypeAdapter(DetectorConfig)
-            detector_config: DetectorConfig = adapter.validate_python(
-                detector.model_dump()
-            )
+            model_dict = detector if isinstance(detector, dict) else detector.model_dump()
+            detector_config: DetectorConfig = adapter.validate_python(model_dict)
             if detector_config.model is None:
                 detector_config.model = config.model
             else: