diff --git a/src/plugins/projectexplorer/buildsettingspropertiespage.cpp b/src/plugins/projectexplorer/buildsettingspropertiespage.cpp
index 8568fa365a4..93720bab787 100644
--- a/src/plugins/projectexplorer/buildsettingspropertiespage.cpp
+++ b/src/plugins/projectexplorer/buildsettingspropertiespage.cpp
@@ -167,11 +167,6 @@ void BuildSettingsWidget::clearWidgets()
     m_labels.clear();
 }
 
-QList<NamedWidget *> BuildSettingsWidget::subWidgets() const
-{
-    return m_subWidgets;
-}
-
 void BuildSettingsWidget::updateAddButtonMenu()
 {
     m_addButtonMenu->clear();
diff --git a/src/plugins/projectexplorer/buildsettingspropertiespage.h b/src/plugins/projectexplorer/buildsettingspropertiespage.h
index 990b43c69cf..778109d1892 100644
--- a/src/plugins/projectexplorer/buildsettingspropertiespage.h
+++ b/src/plugins/projectexplorer/buildsettingspropertiespage.h
@@ -52,7 +52,6 @@ public:
 
     void clearWidgets();
     void addSubWidget(NamedWidget *widget);
-    QList<NamedWidget *> subWidgets() const;
 
 private:
     void updateBuildSettings();