diff --git a/requirements.txt b/requirements.txt
index d86cfa1..261637b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ Flask-OAuth==0.12
 Flask-OAuthlib==0.9.4
 Flask-Rauth==0.3.2
 Flask-SQLAlchemy==2.2
-httplib2==0.10.3
+httplib2==0.19.0
 idna==2.6
 itsdangerous==0.24
 Jinja2==2.9.6