diff --git a/test-requirements.txt b/test-requirements.txt
index 3a561bbac..4b9d3df52 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -10,7 +10,7 @@ mock>=2.0 # BSD
 python-subunit>=0.0.18 # Apache-2.0/BSD
 openstackdocstheme>=1.5.0 # Apache-2.0
 os-testr>=0.8.0 # 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
 requests-mock>=1.1 # Apache-2.0
 sphinx>=1.5.1 # BSD
 testrepository>=0.0.18 # Apache-2.0/BSD