diff --git a/requirements.txt b/requirements.txt
index dd4c07f..09e8803 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ get==1.0.3
 google-api-python-client==1.7.4
 google-auth==1.5.1
 google-auth-httplib2==0.0.3
-httplib2==0.11.3
+httplib2==0.19.0
 idna==2.7
 isort==4.3.4
 itsdangerous==0.24