diff --git a/test_tipc/configs/dino/dino_r50_4scale_1x_coco_train_infer_python.txt b/test_tipc/configs/dino/dino_r50_4scale_1x_coco_train_infer_python.txt
index 6d77fd46e27c3c916a4d18f32a43098d20509f9c..87117a4cc1fa4450a249d8144fd7d038c2901825 100644
--- a/test_tipc/configs/dino/dino_r50_4scale_1x_coco_train_infer_python.txt
+++ b/test_tipc/configs/dino/dino_r50_4scale_1x_coco_train_infer_python.txt
@@ -50,7 +50,7 @@ inference:./deploy/python/infer.py
 --run_benchmark:False
 --trt_max_shape:1600
 ===========================train_benchmark_params==========================
-batch_size:4
+batch_size:2
 fp_items:fp32|fp16
 epoch:1
 repeat:2