diff --git a/ppstructure/vqa/utils.py b/ppstructure/vqa/utils.py
index b49ea315d26a0fbd5866a9be1a4ef7d0ea7db71b..0af180ada2eae740c042378c73b884239ddbf7b9 100644
--- a/ppstructure/vqa/utils.py
+++ b/ppstructure/vqa/utils.py
@@ -211,8 +211,7 @@ def preprocess(
     height = ori_img.shape[0]
     width = ori_img.shape[1]
 
-    img = cv2.resize(ori_img,
-                     (224, 224)).transpose([2, 0, 1]).astype(np.float32)
+    img = cv2.resize(ori_img, img_size).transpose([2, 0, 1]).astype(np.float32)
 
     segment_offset_id = []
     words_list = []