diff --git a/requirements.txt b/requirements.txt
index bc84b0e..4973ee0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ pytest-cov==2.5.1
 pytest-runner==2.12
 python-mimeparse==1.6.0
 PyYAML==3.12
-requests==2.18.2
+requests==2.18.4
 six==1.10.0
 testtools==2.3.0
 traceback2==1.4.0