diff --git a/preprocess_v2.py b/preprocess_v2.py
index 1b5e349..eaa343c 100644
--- a/preprocess_v2.py
+++ b/preprocess_v2.py
@@ -2,7 +2,7 @@ import os
 import argparse
 import json
 import sys
-sys.setrecursionlimit(500000)  # fix the error message of RecursionError: maximum recursion depth exceeded while calling a Python object
+sys.setrecursionlimit(500000)  # Fix the error message of RecursionError: maximum recursion depth exceeded while calling a Python object.  You can change the number as you want.
 
 if __name__ == "__main__":
     parser = argparse.ArgumentParser()