diff --git a/mmyolo/datasets/transforms/transforms.py b/mmyolo/datasets/transforms/transforms.py
index 3a9b8a0a5..275e33bba 100644
--- a/mmyolo/datasets/transforms/transforms.py
+++ b/mmyolo/datasets/transforms/transforms.py
@@ -264,7 +264,7 @@ def _resize_img(self, results: dict):
             results['pad_param_origin'] = results['pad_param'] * \
                                           np.repeat(ratio, 2)
 
-        if 'gt_masks' in results:
+        if self.half_pad_param or 'gt_masks' in results:
             results['pad_param'] = np.array(
                 [padding_h / 2, padding_h / 2, padding_w / 2, padding_w / 2],
                 dtype=np.float32)