diff --git a/frigate/object_detection/base.py b/frigate/object_detection/base.py
index dfc39ac2d..b837984fa 100644
--- a/frigate/object_detection/base.py
+++ b/frigate/object_detection/base.py
@@ -77,6 +77,8 @@ class LocalObjectDetector(ObjectDetector):
         if self.dtype == InputDTypeEnum.float:
             tensor_input = tensor_input.astype(np.float32)
             tensor_input /= 255
+        elif self.dtype == InputDTypeEnum.float_denorm:
+            tensor_input = tensor_input.astype(np.float32)
 
         return self.detect_api.detect_raw(tensor_input=tensor_input)