diff --git a/src/slic3r/Utils/PresetUpdater.hpp b/src/slic3r/Utils/PresetUpdater.hpp index 3a0f19893..e18695828 100644 --- a/src/slic3r/Utils/PresetUpdater.hpp +++ b/src/slic3r/Utils/PresetUpdater.hpp @@ -11,6 +11,7 @@ namespace Slic3r { class AppConfig; class PresetBundle; +class Semver; class PresetUpdater {