diff --git a/requirements.txt b/requirements.txt
index 13e79d3..61c713e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -56,7 +56,7 @@ google-api-python-client==1.7.4
 google-auth==1.5.1
 google-auth-httplib2==0.0.3
 gunicorn==19.9.0
-httplib2==0.11.3
+httplib2==0.19.0
 idna==2.7
 ipdb==0.11
 ipython==6.5.0