diff --git a/docs/source/design.rst b/docs/source/design.rst
index 066fceaf..0d545449 100644
--- a/docs/source/design.rst
+++ b/docs/source/design.rst
@@ -38,6 +38,12 @@ applications are programmed.
 closed after response has been sent (even if you manually add ``Keep-Alive``
 or ``Connection: keep-alive`` header in your application).
 
+The worker `gthread` is a threaded worker. It accepts connections in the
+main loop, accepted connections are added to the thread pool as a
+connection job. On keepalive connections are put back in the loop
+waiting for an event. If no event happen after the keep alive timeout,
+the connection is closed.
+
 Async Workers
 -------------
 
@@ -68,12 +74,6 @@ AsyncIO Workers
 
 These workers are compatible with Python 3.
 
-The worker `gthread` is a threaded worker. It accepts connections in the
-main loop, accepted connections are added to the thread pool as a
-connection job. On keepalive connections are put back in the loop
-waiting for an event. If no event happen after the keep alive timeout,
-the connection is closed.
-
 You can port also your application to use aiohttp_'s ``web.Application`` API and use the
 ``aiohttp.worker.GunicornWebWorker`` worker.