diff --git a/requirements.txt b/requirements.txt
index e92dca7..1e467d2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ django-cors-middleware==1.3.1
 django-oauth-toolkit==0.12.0
 django-registration==2.2
 django-registration-defaults==0.4.4
-httplib2==0.10.3
+httplib2==0.18.0
 oauth2client==4.0.0
 oauthlib==2.0.1
 packaging==16.8