diff --git a/requirements.txt b/requirements.txt
index cf0c02d..3ee9d46 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ google-api-python-client==1.7.11
 google-auth==1.10.1
 google-auth-httplib2==0.0.3
 google-auth-oauthlib==0.4.1
-httplib2==0.16.0
+httplib2==0.19.0
 idna==2.8
 jmespath==0.9.4
 KleenLogger==0.1.2