diff --git a/wtforms_sqlalchemy/orm.py b/wtforms_sqlalchemy/orm.py
index 704abdc..9e98171 100644
--- a/wtforms_sqlalchemy/orm.py
+++ b/wtforms_sqlalchemy/orm.py
@@ -81,6 +81,7 @@ def convert(self, model, mapper, prop, field_args, db_session=None):
             'validators': [],
             'filters': [],
             'default': None,
+            'description': prop.doc
         }
 
         if field_args: