diff --git a/service/clusterd.lua b/service/clusterd.lua
index 274e9a9e..658f3926 100644
--- a/service/clusterd.lua
+++ b/service/clusterd.lua
@@ -135,6 +135,10 @@ function command.sender(source, node)
 	skynet.ret(skynet.pack(node_channel[node]))
 end
 
+function command.senders(source)
+	skynet.retpack(node_sender)
+end
+
 local proxy = {}
 
 function command.proxy(source, node, name)