diff --git a/services/manager/requirements-dev.txt b/services/manager/requirements-dev.txt
index 9cd0264..0ae7389 100644
--- a/services/manager/requirements-dev.txt
+++ b/services/manager/requirements-dev.txt
@@ -25,7 +25,7 @@ googleapis-common-protos==1.51.0
 grpc-google-iam-v1==0.11.4
 grpcio==1.26.0
 gunicorn==19.9.0
-httplib2==0.17.0
+httplib2==0.18.0
 idna==2.8
 Jinja2==2.10.3
 MarkupSafe==1.1.1