diff --git a/xCAT-server/share/xcat/rollupdate/ll.tmpl b/xCAT-server/share/xcat/rollupdate/ll.tmpl
index 6cc1de7fe..e8c09c1bc 100644
--- a/xCAT-server/share/xcat/rollupdate/ll.tmpl
+++ b/xCAT-server/share/xcat/rollupdate/ll.tmpl
@@ -18,7 +18,7 @@
 # @ restart = no
 # @ error   = [[JOBDIR]]/rollupdate_[[NODESET]].$(Host).$(Cluster).$(Process).err
 # @ output  = [[JOBDIR]]/rollupdate_[[NODESET]].$(Host).$(Cluster).$(Process).out
-# @ host_file = [[LLHOSTFILE]] 
+# @ host_file = [[LLHOSTFILE]]
 # @ step_resources = [[MUTEXRESOURCES]]
 # @ queue