diff --git a/frigate/detectors/detector_config.py b/frigate/detectors/detector_config.py
index 3893908d2..d7883523d 100644
--- a/frigate/detectors/detector_config.py
+++ b/frigate/detectors/detector_config.py
@@ -158,6 +158,9 @@ class ModelConfig(BaseModel):
         self.input_pixel_format = model_info["pixelFormat"]
         self.model_type = model_info["type"]
 
+        if model_info.get("inputDataType"):
+            self.input_dtype = model_info["inputDataType"]
+
         # generate list of attribute labels
         self.attributes_map = {
             **model_info.get("attributes", DEFAULT_ATTRIBUTE_LABEL_MAP),