diff --git a/test-requirements.txt b/test-requirements.txt
index 8e0ab0aa..9186cd6d 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -4,7 +4,7 @@
 os-testr>=0.4.1 # Apache-2.0
 coverage>=3.6 # Apache-2.0
 fixtures>=1.3.1 # Apache-2.0/BSD
-hacking<0.11,>=0.10.2 # Apache-2.0
+hacking>=0.12.0,!=0.13.0,<0.14  # Apache-2.0
 mock>=1.2 # BSD
 oslotest>=1.10.0 # Apache-2.0
 requests-mock>=0.7.0 # Apache-2.0