diff --git a/requirements.txt b/requirements.txt
index 1c68177..54f24d4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,3 +2,4 @@ Faker==0.7.11
 Flask==0.12.1
 Flask-SQLAlchemy==2.2
 Flask-WTF==0.14.2
+gunicorn