diff --git a/app/db.py b/app/db.py
index 1c7131c0..1c6b5e70 100644
--- a/app/db.py
+++ b/app/db.py
@@ -1,3 +1,4 @@
+import sqlalchemy
 from sqlalchemy import create_engine
 from sqlalchemy.orm import scoped_session
 from sqlalchemy.orm import sessionmaker
@@ -8,3 +9,7 @@ engine = create_engine(DB_URI)
 connection = engine.connect()
 
 Session = scoped_session(sessionmaker(bind=connection))
+
+# Session is actually a proxy, more info on
+# https://docs.sqlalchemy.org/en/14/orm/contextual.html?highlight=scoped_session#implicit-method-access
+Session: sqlalchemy.orm.Session