diff --git a/test-requirements.txt b/test-requirements.txt
index 61ad4e4fd..ef662d47a 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -9,7 +9,7 @@ mock>=2.0 # BSD
 oslosphinx>=4.7.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
 reno>=1.8.0 # 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
 stevedore>=1.17.1 # Apache-2.0