diff --git a/frigate/object_processing.py b/frigate/object_processing.py
index b5196e686..bdc6d8d72 100644
--- a/frigate/object_processing.py
+++ b/frigate/object_processing.py
@@ -473,7 +473,7 @@ class CameraState:
 
             if current_frame is not None:
                 self.current_frame_time = frame_time
-                self._current_frame = current_frame
+                self._current_frame = np.copy(current_frame)
 
                 if self.previous_frame_id is not None:
                     self.frame_manager.close(self.previous_frame_id)