diff --git a/setup.cfg b/setup.cfg
index cc3ba8ae01..42211caa8a 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -74,7 +74,7 @@ heat.clients =
 
 heat.constraints =
     nova.flavor = heat.engine.clients.os.nova:FlavorConstraint
-    nova.host = heat.engine.clients.os.nova.HostConstraint
+    nova.host = heat.engine.clients.os.nova:HostConstraint
     nova.network = heat.engine.clients.os.nova:NetworkConstraint
     neutron.network = heat.engine.clients.os.neutron.neutron_constraints:NetworkConstraint
     neutron.port = heat.engine.clients.os.neutron.neutron_constraints:PortConstraint