diff --git a/requirements.txt b/requirements.txt
index ea89818..73fa181 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ Flask-WTF==0.12
 gcloud==0.18.1
 googleapis-common-protos==1.3.4
 greenlet==0.4.10
-httplib2==0.9.2
+httplib2==0.19.0
 humanize==0.5.1
 idna==2.0
 itsdangerous==0.24