diff --git a/global-requirements.txt b/global-requirements.txt
index d9b7c2a877..2d33130ff6 100644
--- a/global-requirements.txt
+++ b/global-requirements.txt
@@ -46,7 +46,7 @@ jsonschema>=2.0.0,<3.0.0
 kazoo>=1.3.1
 keystonemiddleware>=1.5.0,<1.6.0
 pyScss>=1.2.1,<1.3  # MIT License
-django-pyscss>=1.0.3  # BSD License (2 clause)
+django-pyscss>=1.0.3,!=2.0.0  # BSD License (2 clause)
 kombu>=2.5.0
 libvirt-python>=1.2.5                   # LGPLv2+
 lockfile>=0.8