diff --git a/utils/callbacks.py b/utils/callbacks.py
index a378ac2..a703585 100644
--- a/utils/callbacks.py
+++ b/utils/callbacks.py
@@ -195,7 +195,7 @@ def on_epoch_end(self, epoch, model_eval):
                 #------------------------------#
                 #   获得预测框
                 #------------------------------#
-                gt_boxes    = np.array([np.array(list(map(int,box.split(',')))) for box in line[1:]])
+                gt_boxes    = np.array([np.array(list(map(float,box.split(',')))) for box in line[1:]])
                 #------------------------------#
                 #   将polygon转换为hbb
                 #------------------------------#