diff --git a/requirements.txt b/requirements.txt
index 6e0cf7a..19c8e33 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ GoogleAppEngineCloudStorageClient==1.9.22.1
 pyprof2calltree==1.4.1
 Flask-WTF==0.14.2
 # Fix Flask-SQLAlchemy to 2.1 instead of 2.2 because of https://github.com/mitsuhiko/flask-sqlalchemy/issues/478
-Flask-SQLAlchemy==2.1
+Flask-SQLAlchemy==2.2
 mysqlclient==1.3.10
 psycopg2==2.7.1
 Flask-Script==2.0.5