diff --git a/pytorch_lightning/root_module/model_saving.py b/pytorch_lightning/root_module/model_saving.py
index b34d64f7e5..68be6fcffb 100644
--- a/pytorch_lightning/root_module/model_saving.py
+++ b/pytorch_lightning/root_module/model_saving.py
@@ -87,7 +87,7 @@ class TrainerIO(object):
     # --------------------
     # HPC IO
     # --------------------
-    def enable_auto_hpc_walltime_manager(self):
+    def enable_auto_hpc_walltime_manager(self):  # pragma: no cover
         if self.cluster is None:
             return