diff --git a/requirements.txt b/requirements.txt
index cbfb3a3b6..44a306eef 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -77,7 +77,7 @@ bleach==2.1.3
 celery==3.1.18
 google-api-python-client==1.6.4
 oauth2client==2.2.0
-httplib2==0.10.3
+httplib2==0.18.0
 html2text==2018.1.9
 html5lib==0.999999999
 kombu==3.0.33