diff --git a/src/slic3r/GUI/wxExtensions.hpp b/src/slic3r/GUI/wxExtensions.hpp
index a9c14c117..f124750a1 100644
--- a/src/slic3r/GUI/wxExtensions.hpp
+++ b/src/slic3r/GUI/wxExtensions.hpp
@@ -10,6 +10,7 @@
 #include <wx/button.h>
 #include <wx/sizer.h>
 #include <wx/slider.h>
+#include <wx/menu.h>
 
 #include <vector>
 #include <set>