diff --git a/src/slic3r/GUI/DeviceCore/DevFilaAmsSetting.h b/src/slic3r/GUI/DeviceCore/DevFilaAmsSetting.h
index dbc57773fa..5cecbd5507 100644
--- a/src/slic3r/GUI/DeviceCore/DevFilaAmsSetting.h
+++ b/src/slic3r/GUI/DeviceCore/DevFilaAmsSetting.h
@@ -1,4 +1,5 @@
 #pragma once
+#include <optional>
 #include <nlohmann/json.hpp>
 #include "DevCtrl.h"
 
diff --git a/src/slic3r/GUI/DeviceCore/DevFilaSystem.h b/src/slic3r/GUI/DeviceCore/DevFilaSystem.h
index 910eaf1558..f6c1a2d420 100644
--- a/src/slic3r/GUI/DeviceCore/DevFilaSystem.h
+++ b/src/slic3r/GUI/DeviceCore/DevFilaSystem.h
@@ -7,6 +7,7 @@
 #include "DevUtil.h"
 
 #include <map>
+#include <optional>
 #include <memory>
 #include <wx/string.h>
 #include <wx/colour.h>