diff --git a/thermostat.py b/thermostat.py
index 4a28e37..479a7a3 100644
--- a/thermostat.py
+++ b/thermostat.py
@@ -129,7 +129,8 @@ class Status_thermostat(Resource):
         return result
 
 api.add_namespace(ns_thermostat)
-db.create_all()
+with app.app_context():
+  db.create_all()
 migrate = Migrate(app, db, compare_type=True)