diff --git a/src/requirements.txt b/src/requirements.txt
index 263049e..24850c8 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -23,7 +23,7 @@ Flask-SQLAlchemy==2.2
 Flask-WTF==0.14.2
 guacamole==0.9.2
 html5lib==0.999
-httplib2==0.18.0
+httplib2==0.19.0
 idna==2.0
 ipython==2.4.1
 itsdangerous==0.24