diff --git a/requirements.txt b/requirements.txt
index 903b2f5..33c33e4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -52,7 +52,7 @@ google-cloud-storage==1.23.0
 google-resumable-media==0.5.0
 googleapis-common-protos==1.6.0
 grpcio==1.25.0
-httplib2==0.14.0
+httplib2==0.19.0
 idna==2.6
 ipaddress==1.0.23
 jmespath==0.9.4