diff --git a/requirements.txt b/requirements.txt
index 9ed2109..6bb9460 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,5 +12,6 @@ SQLAlchemy>=1.3.16
 mbdata==25.0.4
 sqlalchemy-dst>=1.0.1
 importlib-metadata>=3.10.0
-itsdangerous==2.0.1  # last version compatible with Flask 1.*
+# last versions compatible with Flask 1.*
+itsdangerous==2.0.1
 MarkupSafe==2.0.1