diff --git a/src/plugins/qt4projectmanager/qtoptionspage.cpp b/src/plugins/qt4projectmanager/qtoptionspage.cpp
index 16f567ae478..d036eaa0ca8 100644
--- a/src/plugins/qt4projectmanager/qtoptionspage.cpp
+++ b/src/plugins/qt4projectmanager/qtoptionspage.cpp
@@ -402,6 +402,8 @@ void QtOptionsPageWidget::showDebuggingBuildLog(const QTreeWidgetItem *currentIt
 QtOptionsPageWidget::~QtOptionsPageWidget()
 {
     delete m_ui;
+    delete m_versionUi;
+    delete m_debuggingHelperUi;
     qDeleteAll(m_versions);
 }