diff --git a/requirements.txt b/requirements.txt
index 834f7fe..35008bb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ Werkzeug==0.12.2
 certifi==2017.11.5
 chardet==3.0.4
 click==6.7
-httplib2==0.10.3
+httplib2==0.19.0
 idna==2.6
 itsdangerous==0.24
 python-dateutil==2.6.1