diff --git a/src/gui/settings.cpp b/src/gui/settings.cpp
index f9c15b987..1fdb594a2 100644
--- a/src/gui/settings.cpp
+++ b/src/gui/settings.cpp
@@ -1520,10 +1520,10 @@ void FurnaceGUI::drawSettings() {
           ImGui::Text("YM2612");
           ImGui::TableNextColumn();
           ImGui::SetNextItemWidth(ImGui::GetContentRegionAvail().x);
-          if (ImGui::Combo("##YM2612Core",&settings.ym2612Core,ym2612Cores,3)) settingsChanged=true;
+          if (ImGui::Combo("##YM2612Core",&settings.ym2612Core,ym2612Cores,2)) settingsChanged=true;
           ImGui::TableNextColumn();
           ImGui::SetNextItemWidth(ImGui::GetContentRegionAvail().x);
-          if (ImGui::Combo("##YM2612CoreRender",&settings.ym2612CoreRender,ym2612Cores,3)) settingsChanged=true;
+          if (ImGui::Combo("##YM2612CoreRender",&settings.ym2612CoreRender,ym2612Cores,2)) settingsChanged=true;
 
           ImGui::TableNextRow();
           ImGui::TableNextColumn();