diff --git a/.gitignore b/.gitignore
index 1caaeaa..3737499 100644
--- a/.gitignore
+++ b/.gitignore
@@ -222,3 +222,7 @@ evaluation_examples/spiderman.json
 evaluation_examples/test_50_random_proportional.json
 evaluation_examples/test_chrome.json
 evaluation_examples/prepare_input_files.py
+
+# Demo task3 录制产物
+run_demo_task3.py
+demo_task3_output/