diff --git a/requirements.txt b/requirements.txt
index ce7d0c3..7656d74 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,10 @@
 alembic==0.9.9
+bcrypt==3.1.4
+cffi==1.11.5
 click==6.7
 Flask==0.12.2
 Flask-API==1.0
+Flask-Bcrypt==0.7.1
 Flask-JWT==0.3.2
 Flask-Migrate==2.1.1
 Flask-MQTT==1.0.3
@@ -14,6 +17,7 @@ Mako==1.0.7
 MarkupSafe==1.0
 paho-mqtt==1.3.1
 psycopg2==2.7.4
+pycparser==2.18
 PyJWT==1.4.2
 python-dateutil==2.7.2
 python-editor==1.0.3