diff --git a/main.py b/main.py
index ff9d788..39668f5 100644
--- a/main.py
+++ b/main.py
@@ -2397,6 +2397,8 @@ async def fastapi_burst_analysis(data: BurstAnalysis) -> str:
         )
         #os.rename(filename2, filename)
 
+    return "success"
+
 ############################################################
 # valve close analysis api 39
 #example:http://127.0.0.1:8000/valve_close_analysis?network=beibeizone&start_time=2024-04-01T08:00:00Z&valves=GSD2307192058577780A3287D78&valves=GSD2307192058572E953B707226(S2)&duration=1800