diff --git a/backends/ui/imgui/RendererBackend.cpp b/backends/ui/imgui/RendererBackend.cpp
index 4063f8a..bca0d1f 100644
--- a/backends/ui/imgui/RendererBackend.cpp
+++ b/backends/ui/imgui/RendererBackend.cpp
@@ -508,11 +508,11 @@ void RendererBackend::EndMainMenuBar() {
     float padding = ImGui::GetStyle().FramePadding.x;
     float spacing = ImGui::GetStyle().ItemSpacing.x;
     for (size_t i = 0; i < titlebar_btn_count; i++) {
-        tmp += padding;
+        tmp -= padding;
         // No need to use the correct index, as long as this is hit only once.
-        if (i == 0) tmp += spacing / 2;
-        else tmp += spacing;
-        tmp += ImGui::CalcTextSize(titlebar_icons[i]).x;
+        if (i == 0) tmp -= spacing / 2.0f;
+        else tmp -= spacing;
+        tmp -= ImGui::CalcTextSize(titlebar_icons[i]).x;
     }
     title_btn_start = std::ceil(tmp);
     ImGui::SetCursorPosX(title_btn_start);