remove useless field
diff --git a/registry/nacos/listener.go b/registry/nacos/listener.go
index d2b5746..5958df4 100644
--- a/registry/nacos/listener.go
+++ b/registry/nacos/listener.go
@@ -124,7 +124,7 @@
 	nl.cacheLock.Lock()
 	defer nl.cacheLock.Unlock()
 	for i := range services {
-		if !services[i].Enable || !services[i].Valid {
+		if !services[i].Enable {
 			// instance is not available,so ignore it
 			continue
 		}