diff --git a/tools/heroku.sh b/tools/heroku.sh
index cae34ea5..07443663 100644
--- a/tools/heroku.sh
+++ b/tools/heroku.sh
@@ -2,6 +2,7 @@
 
 set -o errexit
 
+python /doccano/backend/manage.py migrate
 if [ -n "$ADMIN_USER_NAME" ]; then
     python /doccano/backend/manage.py create_admin --noinput --username="$ADMIN_USER_NAME" --email="$ADMIN_CONTACT_EMAIL" --password="$ADMIN_PASSWORD"
 fi