diff --git a/test-requirements.txt b/test-requirements.txt
index 0fb882ba4..27aa922db 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -28,7 +28,7 @@ testresources>=2.0.0 # Apache-2.0/BSD
 os-testr>=1.0.0 # Apache-2.0
 
 # Documentation
-sphinx!=1.6.6,>=1.6.2 # BSD
+sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
 openstackdocstheme>=1.18.1 # Apache-2.0
 oslotest>=3.2.0 # Apache-2.0
 reno>=2.5.0 # Apache-2.0