diff --git a/src/plugins/qmldesigner/components/bindingeditor/bindingeditordialog.cpp b/src/plugins/qmldesigner/components/bindingeditor/bindingeditordialog.cpp
index 51bd771843a..228020d2386 100644
--- a/src/plugins/qmldesigner/components/bindingeditor/bindingeditordialog.cpp
+++ b/src/plugins/qmldesigner/components/bindingeditor/bindingeditordialog.cpp
@@ -45,6 +45,7 @@ BindingEditorDialog::BindingEditorDialog(QWidget *parent)
     : QDialog(parent)
 {
     setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
+    setWindowFlag(Qt::Tool, true);
     setWindowTitle(defaultTitle());
     setModal(false);