diff --git a/requirements_python36.txt b/requirements_python36.txt
index a4de280..272d7b1 100644
--- a/requirements_python36.txt
+++ b/requirements_python36.txt
@@ -40,7 +40,7 @@ gennodejs==2.0.1
 genpy==0.6.7
 guacamole==0.9.2
 html5lib==1.0.1
-httplib2==0.9.1
+httplib2==0.19.0
 idna==2.0
 image-geometry==1.12.7
 interactive-markers==1.11.3