diff --git a/src/plugins/debugger/commonoptionspage.cpp b/src/plugins/debugger/commonoptionspage.cpp
index e0ccf4685f3..7c5a18fb733 100644
--- a/src/plugins/debugger/commonoptionspage.cpp
+++ b/src/plugins/debugger/commonoptionspage.cpp
@@ -76,8 +76,6 @@ private:
     QCheckBox *checkBoxKeepEditorStationaryWhileStepping;
     QLabel *labelMaximalStackDepth;
     QSpinBox *spinBoxMaximalStackDepth;
-    QSpinBox *spinBoxMaximalStringLength;
-    QSpinBox *spinBoxDisplayStringLimit;
 
     DebuggerSourcePathMappingWidget *sourcesMappingWidget;
     const QSharedPointer<Utils::SavedActionSet> m_group;