diff --git a/src/slic3r/GUI/wxMediaCtrl2.cpp b/src/slic3r/GUI/wxMediaCtrl2.cpp
index 8871f0d2dd..6a2e07d8d6 100644
--- a/src/slic3r/GUI/wxMediaCtrl2.cpp
+++ b/src/slic3r/GUI/wxMediaCtrl2.cpp
@@ -1,6 +1,7 @@
 #include "wxMediaCtrl2.h"
 #include "libslic3r/Time.hpp"
 #include "I18N.hpp"
+#include "GUI_App.hpp"
 #include "libslic3r/Utils.hpp"
 #include <wx/log.h>
 #include <wx/msgdlg.h>