diff --git a/src/win/tcp.c b/src/win/tcp.c
index 71beda317..759a3978c 100644
--- a/src/win/tcp.c
+++ b/src/win/tcp.c
@@ -1281,7 +1281,7 @@ int uv_tcp_keepalive(uv_tcp_t* handle, int enable, unsigned int delay) {
   } else {
     handle->flags &= ~UV_HANDLE_TCP_KEEPALIVE;
   }
-
+  /* TODO: Store delay if handle->socket isn't created yet. */
   return 0;
 }