diff --git a/Source/Core/DolphinQt/Config/Mapping/MappingWidget.cpp b/Source/Core/DolphinQt/Config/Mapping/MappingWidget.cpp
index 9bb799f7f7..1e2aabd3ec 100644
--- a/Source/Core/DolphinQt/Config/Mapping/MappingWidget.cpp
+++ b/Source/Core/DolphinQt/Config/Mapping/MappingWidget.cpp
@@ -121,8 +121,6 @@ QGroupBox* MappingWidget::CreateGroupBox(const QString& name, ControllerEmu::Con
     const QString translated_name =
         translate ? tr(control->ui_name.c_str()) : QString::fromStdString(control->ui_name);
     form_layout->addRow(translated_name, button);
-
-    m_buttons.push_back(button);
   }
 
   for (auto& setting : group->numeric_settings)
diff --git a/Source/Core/DolphinQt/Config/Mapping/MappingWidget.h b/Source/Core/DolphinQt/Config/Mapping/MappingWidget.h
index cd06a3ded8..a88c09b4ed 100644
--- a/Source/Core/DolphinQt/Config/Mapping/MappingWidget.h
+++ b/Source/Core/DolphinQt/Config/Mapping/MappingWidget.h
@@ -60,6 +60,4 @@ protected:
 
 private:
   MappingWindow* m_parent;
-  bool m_first = true;
-  std::vector<MappingButton*> m_buttons;
 };