diff --git a/requirements.txt b/requirements.txt
index 2b5976cf1..8848758c5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@
 # process, which may cause wedges in the gate later.
 pbr>=1.8 # Apache-2.0
 
-requests!=2.12.2,>=2.10.0 # Apache-2.0
+requests!=2.12.2,!=2.13.0,>=2.10.0 # Apache-2.0
 Jinja2!=2.9.0,!=2.9.1,!=2.9.2,!=2.9.3,!=2.9.4,>=2.8 # BSD License (3 clause)
 netaddr!=0.7.16,>=0.7.13 # BSD
 SQLAlchemy<1.1.0,>=1.0.10 # MIT