diff --git a/windowZood.go b/windowZood.go
index b71d770..5235934 100644
--- a/windowZood.go
+++ b/windowZood.go
@@ -87,7 +87,10 @@ func sendUpgrade(i int) {
 			m.Upgrade = true
 			log.Info("upgrade", m.Hostname, count)
 		}
-		if i == -1 || count > i {
+		if i == -1 {
+			continue
+		}
+		if count > i {
 			return
 		}
 	}