diff --git a/ProxmoxTimedShutdown.sh b/ProxmoxTimedShutdown.sh
index a3bc431..23cb867 100644
--- a/ProxmoxTimedShutdown.sh
+++ b/ProxmoxTimedShutdown.sh
@@ -19,7 +19,7 @@ log "Waiting 1hr to allow user to cancel shutdown"
 sleep 1h
 
 # Main loop ################################################################
-for i in 1 2 3 4
+for i in 1 2
 do
         if [ `ps -ef | grep vzdump | wc -l` -eq 1 ]; then
                 log "Triggering scheduled post-backup shutdown"
@@ -27,7 +27,7 @@ do
                 exit 1
         else
                 log "Automatic shutdown delayed due to concurrent backup task"
-                sleep 15m
+                sleep 30m
         fi
 done