diff --git a/src/libslic3r/PresetBundle.cpp b/src/libslic3r/PresetBundle.cpp
index 6885104b9..3b630ee4d 100644
--- a/src/libslic3r/PresetBundle.cpp
+++ b/src/libslic3r/PresetBundle.cpp
@@ -1717,7 +1717,7 @@ void PresetBundle::set_num_filaments(unsigned int n, std::string new_color)
 {
     int old_filament_count = this->filament_presets.size();
     if (n > old_filament_count && old_filament_count != 0)
-        filament_presets.resize(n, filament_presets.front());
+        filament_presets.resize(n, filament_presets.back());
     else {
         filament_presets.resize(n);
     }
diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index c3e264929..b31620417 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -1465,12 +1465,10 @@ void Sidebar::on_filaments_change(size_t num_filaments)
     {
         PlaterPresetComboBox* choice/*{ nullptr }*/;
         init_filament_combo(&choice, i);
-        int last_selection = choices.back()->GetSelection();
         choices.push_back(choice);
 
         // initialize selection
         choice->update();
-        choice->SetSelection(last_selection);
         ++i;
     }