diff --git a/include/nbd_proxy.hpp b/include/nbd_proxy.hpp
index a7f8c6d..e2ebba1 100644
--- a/include/nbd_proxy.hpp
+++ b/include/nbd_proxy.hpp
@@ -17,7 +17,9 @@
 #include <app.h>
 #include <websocket.h>
 
-#include <boost/asio.hpp>
+#include <boost/asio/buffer.hpp>
+#include <boost/asio/local/stream_protocol.hpp>
+#include <boost/asio/write.hpp>
 #include <boost/beast/core/buffers_to_string.hpp>
 #include <boost/beast/core/multi_buffer.hpp>
 #include <boost/container/flat_map.hpp>
diff --git a/include/sessions.hpp b/include/sessions.hpp
index cd549dc..23de570 100644
--- a/include/sessions.hpp
+++ b/include/sessions.hpp
@@ -168,11 +168,8 @@
     }
 };
 
-class Middleware;
-
 struct OpenSSLGenerator
 {
-
     uint8_t operator()(void)
     {
         uint8_t index = 0;