diff --git a/examples/onnx/yolov5/test.py b/examples/onnx/yolov5/test.py
index a1c9988..f7ce11e 100644
--- a/examples/onnx/yolov5/test.py
+++ b/examples/onnx/yolov5/test.py
@@ -240,7 +240,7 @@ if __name__ == '__main__':

     # pre-process config
     print('--> Config model')
-    rknn.config(mean_values=[[0, 0, 0]], std_values=[[255, 255, 255]])
+    rknn.config(mean_values=[[0, 0, 0]], std_values=[[255, 255, 255]], target_platform='rk3588')
     print('done')