diff --git a/heat/engine/service.py b/heat/engine/service.py
index 8d3bd2036d..c542132ef2 100644
--- a/heat/engine/service.py
+++ b/heat/engine/service.py
@@ -138,6 +138,7 @@ class ThreadGroupManager(object):
                 pass
 
         req_cnxt = oslo_context.get_current()
+
         th = self.groups[stack_id].add_thread(self._start_with_trace, req_cnxt,
                                               self._serialize_profile_info(),
                                               func, *args, **kwargs)