diff --git a/src/plugins/projectexplorer/kitinformationconfigwidget.cpp b/src/plugins/projectexplorer/kitinformationconfigwidget.cpp
index a5d119dd1a0..dffc0d31aba 100644
--- a/src/plugins/projectexplorer/kitinformationconfigwidget.cpp
+++ b/src/plugins/projectexplorer/kitinformationconfigwidget.cpp
@@ -90,7 +90,7 @@ void SysRootInformationConfigWidget::refresh()
 
 void SysRootInformationConfigWidget::makeReadOnly()
 {
-    m_chooser->setEnabled(false);
+    m_chooser->setReadOnly(true);
 }
 
 QWidget *SysRootInformationConfigWidget::mainWidget() const