diff --git a/main.py b/main.py
index 7a09d94..85bf736 100644
--- a/main.py
+++ b/main.py
@@ -1,3 +1,21 @@
+"""     
+    Fabrique à documents
+    Copyright (C) 2023  François Pelletier
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>. 
+"""
+
 import datetime
 
 import streamlit as st