diff --git a/ext/socket/socket.c b/ext/socket/socket.c
index a24eef5a07..8cb461cbf3 100644
--- a/ext/socket/socket.c
+++ b/ext/socket/socket.c
@@ -1164,6 +1164,9 @@ sock_s_getservbyport(int argc, VALUE *argv)
  *
  * Obtains address information for _nodename_:_servname_.
  *
+ * Note that Addrinfo.getaddrinfo provides same functionality in
+ * object oriented style.
+ *
  * _family_ should be an address family such as: :INET, :INET6, etc.
  *
  * _socktype_ should be a socket type such as: :STREAM, :DGRAM, :RAW, etc.