diff --git a/openstack_requirements/constraints.py b/openstack_requirements/constraints.py
index 499c6428ff..1b4d716bfc 100644
--- a/openstack_requirements/constraints.py
+++ b/openstack_requirements/constraints.py
@@ -24,6 +24,7 @@ UNCONSTRAINABLE = set([
     'wmi',
     'pywin32',
     'pymi',
+    'wheel',
     '',  # blank lines
 ])