diff --git a/redfish-core/include/server_sent_events.hpp b/redfish-core/include/server_sent_events.hpp
index 26fc675..9689001 100644
--- a/redfish-core/include/server_sent_events.hpp
+++ b/redfish-core/include/server_sent_events.hpp
@@ -18,8 +18,9 @@
 #include "node.hpp"
 
 #include <boost/asio/strand.hpp>
-#include <boost/beast/core.hpp>
-#include <boost/beast/http.hpp>
+#include <boost/beast/core/span.hpp>
+#include <boost/beast/http/buffer_body.hpp>
+#include <boost/beast/http/message.hpp>
 #include <boost/beast/version.hpp>
 
 #include <cstdlib>
diff --git a/redfish-core/lib/task.hpp b/redfish-core/lib/task.hpp
index e18168b..8083566 100644
--- a/redfish-core/lib/task.hpp
+++ b/redfish-core/lib/task.hpp
@@ -17,7 +17,8 @@
 
 #include "node.hpp"
 
-#include <boost/asio.hpp>
+#include <boost/asio/post.hpp>
+#include <boost/asio/steady_timer.hpp>
 #include <boost/container/flat_map.hpp>
 #include <task_messages.hpp>