diff --git a/config/model/yolo/yolov9_c-detection.yaml b/config/model/yolo/yolov9_c-detection.yaml
index ae2bbe95..7bfcd5eb 100644
--- a/config/model/yolo/yolov9_c-detection.yaml
+++ b/config/model/yolo/yolov9_c-detection.yaml
@@ -66,6 +66,6 @@ model:
       nms_thresh: 0.65
       class_agnostic: false
   losses:
-    - criterion: yolox_loss
+    - criterion: yolov9_loss
       weight: ~
-      l1_activate_epoch: 285
+      l1_activate_epoch: ~
diff --git a/config/model/yolo/yolov9_m-detection.yaml b/config/model/yolo/yolov9_m-detection.yaml
index e0a85a78..cd9f85e7 100644
--- a/config/model/yolo/yolov9_m-detection.yaml
+++ b/config/model/yolo/yolov9_m-detection.yaml
@@ -66,6 +66,6 @@ model:
       nms_thresh: 0.65
       class_agnostic: false
   losses:
-    - criterion: yolox_loss
+    - criterion: yolov9_loss
       weight: ~
-      l1_activate_epoch: 285
+      l1_activate_epoch: ~