diff --git a/requirements.txt b/requirements.txt
index e14623d..3d04393 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,14 +1,15 @@
-sqlalchemy
 Click==7.0
 dataclasses==0.6
-dominate==2.3.5
-Flask==1.0.2
+dominate==2.4.0
+Flask==1.1.1
 Flask-Bootstrap4==4.0.2
 Flask-Login==0.4.1
 Flask-WTF==0.14.2
+gunicorn==19.9.0
 itsdangerous==1.1.0
-Jinja2==2.10
-MarkupSafe==1.1.0
+Jinja2==2.10.3
+MarkupSafe==1.1.1
+SQLAlchemy==1.3.10
 visitor==0.1.3
-Werkzeug==0.14.1
+Werkzeug==0.16.0
 WTForms==2.2.1