diff --git a/skynet-src/skynet_server.c b/skynet-src/skynet_server.c
index 000926eb..4cc726e3 100644
--- a/skynet-src/skynet_server.c
+++ b/skynet-src/skynet_server.c
@@ -65,7 +65,7 @@ struct skynet_node {
 	int init;
 	uint32_t monitor_exit;
 	pthread_key_t handle_key;
-	bool profile;	// default is off
+	bool profile;	// default is on
 };
 
 static struct skynet_node G_NODE;