diff --git a/requirements.txt b/requirements.txt
index 58174e5..a28cc92 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ future==0.17.1
 gast==0.2.2
 grpcio==1.21.1
 h5py==2.9.0
-httplib2==0.18.0
+httplib2==0.19.0
 idna==2.8
 joblib==0.13.2
 jsonpickle==0.9.6