diff --git a/utils/utils.py b/utils/utils.py
index 6fd6dfa8de845ffff67f27dee2d48c988ffb2f56..2994711e61c05184f7bc6cd93e9be510337c8a44 100644
--- a/utils/utils.py
+++ b/utils/utils.py
@@ -111,7 +111,7 @@ def get_random_data_with_Mosaic(annotation_line, input_shape, max_boxes=50, hue=
     index = 0
 
     place_x = [0,0,int(w*min_offset_x),int(w*min_offset_x)]
-    place_y = [0,int(h*min_offset_y),int(w*min_offset_y),0]
+    place_y = [0,int(h*min_offset_y),int(h*min_offset_y),0]
     for line in annotation_line:
         # 每一行进行分割
         line_content = line.split()