diff --git a/face_recognition.py b/face_recognition.py
index a26a4bb..c9453ec 100644
--- a/face_recognition.py
+++ b/face_recognition.py
@@ -24,12 +24,12 @@ FACE_DETECT_INTERVAL = 2.0  # seconds between face detection runs in process_fra
 
 
 class FaceRecognizer:
-    def __init__(self, face_model_path, embed_model_path, db_path="faces.db"):
+    def __init__(self, face_model_path, embed_model_path, db_path="faces.db", coral_device=2):
         self._lock = threading.Lock()
 
-        # Coral face detector
-        logger.info("Loading face detection model on Edge TPU...")
-        delegate = tfl.load_delegate("libedgetpu.so.1")
+        # Coral face detector (device index avoids conflict with YAMNet on :0 and pose on :1)
+        logger.info("Loading face detection model on Edge TPU (device :%d)...", coral_device)
+        delegate = tfl.load_delegate("libedgetpu.so.1", options={"device": f":{coral_device}"})
         self._face_interp = tfl.Interpreter(
             model_path=str(face_model_path),
             experimental_delegates=[delegate],