diff --git a/pkg/nodeconfigs/node_config.go b/pkg/nodeconfigs/node_config.go
index 658b5ec..2f0755d 100644
--- a/pkg/nodeconfigs/node_config.go
+++ b/pkg/nodeconfigs/node_config.go
@@ -729,6 +729,9 @@ func (this *NodeConfig) FindHTTP3Ports() (ports []int) {
 	http3PolicyLocker.RLock()
 	defer http3PolicyLocker.RUnlock()
 	for _, policy := range this.HTTP3Policies {
+		if !policy.IsOn {
+			continue
+		}
 		if policy.Port <= 0 {
 			policy.Port = DefaultHTTP3Port
 		}