diff --git a/webSimple.py b/webSimple.py
index 3ca5f78..4dcd6e6 100644
--- a/webSimple.py
+++ b/webSimple.py
@@ -1,4 +1,3 @@
-
 import os
 from datetime import datetime
 
@@ -7,7 +6,9 @@ def generate_pdf_list_html(directory, output_file="pdf_list.html"):
     try:
         # Get a list of PDF files in the directory
         file_list = [f for f in os.listdir(directory) if f.endswith('.pdf')]
-        file_list.sort(key=lambda a: a.lower())
+        
+        # Sort files by modification time (newest first)
+        file_list.sort(key=lambda f: os.path.getmtime(os.path.join(directory, f)), reverse=True)
 
         # Get the current timestamp
         generation_time = datetime.now().strftime("%Y-%m-%d %H:%M:%S")