diff --git a/requirements.txt b/requirements.txt
index 1c70e52..4b85c09 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ chardet==3.0.4
 click==6.7
 Flask==0.12.2
 google-api-python-client==1.6.5
-httplib2==0.10.3
+httplib2==0.19.0
 idna==2.6
 itsdangerous==0.24
 Jinja2==2.10