diff --git a/requirements.txt b/requirements.txt
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,6 +7,7 @@
 blinker==1.4              # via flask-mail
 dominate==2.1.12          # via flask-bootstrap
 Flask-Bootstrap==3.3.5.6
+Flask-HTTPAuth==2.6.0
 Flask-Mail==0.9.1
 Flask-Moment==0.5.1
 Flask-WTF==0.12