diff --git a/nets/yolo3.py b/nets/yolo3.py
index 6916db5e97dcf73dc4a2cc7063df1c1b59bd5c2d..2b8762f262ab252c776a4f46ee80fbdf379c25d9 100644
--- a/nets/yolo3.py
+++ b/nets/yolo3.py
@@ -38,7 +38,7 @@ class YoloBody(nn.Module):
         #---------------------------------------------------#   
         #   生成darknet53的主干模型
         #   获得三个有效特征层，他们的shape分别是：
-        #   13,13,256
+        #   52,52,256
         #   26,26,512
         #   13,13,1024
         #---------------------------------------------------#
@@ -74,7 +74,7 @@ class YoloBody(nn.Module):
             return layer_in, out_branch
         #---------------------------------------------------#   
         #   获得三个有效特征层，他们的shape分别是：
-        #   13,13,256；26,26,512；13,13,1024
+        #   52,52,256；26,26,512；13,13,1024
         #---------------------------------------------------#
         x2, x1, x0 = self.backbone(x)