diff --git a/README.md b/README.md
index e2b358f..2dd9b66 100644
--- a/README.md
+++ b/README.md
@@ -25,3 +25,7 @@ For now, notes are kept forever until some admin manually removes them.
 
 ## Warnings
 The size of a post or upload is limited to 100MB. This value can be changed in the source code, see the end of the main function, at the bottom of src/main.rs.
+
+# TODO
+
+Mettre à jour le dockerfile avec une crontab qui supprime les vieux fichiers, ou le faire dans le code.