diff --git a/src/libslic3r/Utils.hpp b/src/libslic3r/Utils.hpp index 5d847573dbc..9af2adcc62e 100644 --- a/src/libslic3r/Utils.hpp +++ b/src/libslic3r/Utils.hpp @@ -5,6 +5,7 @@ #include #include #include +#include #include "libslic3r.h"