diff --git a/requirements.txt b/requirements.txt
index 274f3f67..35ec9f7d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ flask==0.11.1
 funcsigs==1.0.2 ; python_version < '3.0'
 furl==2.1.2
 html-sanitizer==1.9.1
-httplib2==0.18.0
+httplib2==0.19.0
 idna==2.8
 itsdangerous==1.1.0
 jinja2==2.10.1