diff --git a/src/slic3r/GUI/GUI_ObjectList.cpp b/src/slic3r/GUI/GUI_ObjectList.cpp
index 54e0a2b4f1..57f1841e3b 100644
--- a/src/slic3r/GUI/GUI_ObjectList.cpp
+++ b/src/slic3r/GUI/GUI_ObjectList.cpp
@@ -16,6 +16,8 @@
 #include "format.hpp"
 
 #include <boost/algorithm/string.hpp>
+#include <wx/progdlg.h>
+
 #include "slic3r/Utils/FixModelByWin10.hpp"
 
 #ifdef __WXMSW__