diff --git a/client/rpc_client.go b/client/rpc_client.go
index b50f79f9..0e05dae9 100644
--- a/client/rpc_client.go
+++ b/client/rpc_client.go
@@ -515,8 +515,15 @@ func (r *rpcClient) Publish(ctx context.Context, msg Message, opts ...PublishOpt
 	md["Micro-Topic"] = msg.Topic()
 	md["Micro-Id"] = id
 
-	// get the routing exchange
+	// set the topic
 	topic := msg.Topic()
+
+	// get proxy
+	if prx := os.Getenv("MICRO_PROXY"); len(prx) > 0 {
+		options.Exchange = prx
+	}
+
+	// get the exchange
 	if len(options.Exchange) > 0 {
 		topic = options.Exchange
 	}