diff --git a/lib/unicorn/socket_helper.rb b/lib/unicorn/socket_helper.rb
index 695e435a..168a4873 100644
--- a/lib/unicorn/socket_helper.rb
+++ b/lib/unicorn/socket_helper.rb
@@ -51,7 +51,6 @@ def accf_arg(af_name)
     end
 
     def set_tcp_sockopt(sock, opt)
-      # highly portable, but off by default because we don't do keepalive
       if defined?(TCP_NODELAY)
         val = opt[:tcp_nodelay]
         val = DEFAULTS[:tcp_nodelay] if nil == val