diff --git a/backend/requirements.txt b/backend/requirements.txt
index 01c76b8..598416c 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -4,12 +4,14 @@ bs4==0.0.1
 Click==7.0
 Flask==1.0.2
 Flask-Cors==3.0.7
+gunicorn==19.9.0
 isort==4.3.17
 itsdangerous==1.1.0
 Jinja2==2.10.1
 lazy-object-proxy==1.3.1
 MarkupSafe==1.1.1
 mccabe==0.6.1
+PyJWT==1.7.1
 pylint==2.3.1
 six==1.12.0
 soupsieve==1.9.1