diff --git a/03.image_classification/train.py b/03.image_classification/train.py
index b323ebc38b883abb1ffb7c9216b7fa5ae55cb71e..9290b6acf3edb8a3951066bb053289289660bdba 100644
--- a/03.image_classification/train.py
+++ b/03.image_classification/train.py
@@ -116,6 +116,7 @@ def infer(use_cuda, inference_program, params_dirname=None):
     img = load_image(cur_dir + '/image/dog.png')
 
     # inference
+    results = inferencer.infer({'pixel': img})
 
     label_list = [
         "airplane", "automobile", "bird", "cat", "deer", "dog", "frog", "horse",