diff --git a/salt/modules/rh_service.py b/salt/modules/rh_service.py
index e213169a79..f9ada924a2 100644
--- a/salt/modules/rh_service.py
+++ b/salt/modules/rh_service.py
@@ -57,7 +57,7 @@ def __virtual__():
         if __grains__['os'] == 'Fedora':
             if __grains__.get('osrelease', 0) > 15:
                 return False
-        if __grains__['os'] == 'RedHat':
+        if __grains__['os'] in ('RedHat','CentOS','ScientificLinux'):
             if __grains__.get('osrelease', 0) >= 7:
                 return False
         return __virtualname__