diff --git a/backend/models/yolo_manager.py b/backend/models/yolo_manager.py
index f75d402..1d4512d 100644
--- a/backend/models/yolo_manager.py
+++ b/backend/models/yolo_manager.py
@@ -29,7 +29,7 @@ class YOLOManager:
         results = self.model.track(frame, persist=True, conf=conf, iou=iou, tracker="bytetrack.yaml", verbose=False)
         return results[0]
 
-    def detect(self, frame):
+    def detect(self, frame, conf=0.25):
         """Standard detection without tracking."""
-        results = self.model.predict(frame, verbose=False)
+        results = self.model.predict(frame, conf=conf, verbose=False)
         return results[0]