diff --git a/docs/design-concept/memory-buffers.md b/docs/design-concept/memory-buffers.md
index 9f1ffb24..11a115ec 100644
--- a/docs/design-concept/memory-buffers.md
+++ b/docs/design-concept/memory-buffers.md
@@ -11,5 +11,4 @@ When Mongoose successfully writes data to the socket, it discards data from
 `struct mg_connection::send_mbuf` and sends `MG_EV_SEND` event. When connection
 is closed, `MG_EV_CLOSE` event is sent.
 
-![](mbuf.png)
-
+![](media/mbuf.png)
diff --git a/docs/img/mbuf.png b/docs/media/mbuf.png
similarity index 100%
rename from docs/img/mbuf.png
rename to docs/media/mbuf.png