diff --git a/requirements.txt b/requirements.txt
index e4f31ed..cfb316a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ sphinx-rtd-theme==0.2.4
 nose==1.3.7
 coverage==4.4.2
 pypi-publisher==0.0.4
-requests==2.18.4
+requests==2.19.1
 grpcio==1.6.0
 grpcio-tools==1.6.0
 grpcio-health-checking==1.6.0