diff --git a/requirements.txt b/requirements.txt
index 60d309d..26d8628 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ Flask-Assets==0.12
 Flask-Cache==0.13.1
 Flask-DebugToolbar==0.10.1
 Flask-Login==0.4.0
-Flask-SQLAlchemy==2.1
+Flask-SQLAlchemy==2.4.0
 geoalchemy2==0.4.0
 psycopg2==2.6.2
 Flask-Script==2.0.5