diff --git a/simulation.py b/simulation.py
index f089703..8cfeab2 100644
--- a/simulation.py
+++ b/simulation.py
@@ -904,6 +904,7 @@ def run_simulation(name: str, simulation_type: str, modify_pattern_start_time: s
     output = Output(tmp_file)
     node_result = output.node_results()
     link_result = output.link_results()
+	shutil.delete(tmp_file)
     # link_flow = []
     # for link in link_result:
     #     link_flow.append(link['result'][-1]['flow'])