diff --git a/src/slic3r/GUI/OptionsGroup.hpp b/src/slic3r/GUI/OptionsGroup.hpp
index f23f72980..a758f1652 100644
--- a/src/slic3r/GUI/OptionsGroup.hpp
+++ b/src/slic3r/GUI/OptionsGroup.hpp
@@ -69,8 +69,6 @@ public:
     wxWindow*	extra_widget_win {nullptr};
     //BBS: add api to get the first option's key
     std::string& get_first_option_key() {
-		if(m_options.empty())
-			return std::string();
         return m_options[0].opt_id;
     }