diff --git a/src/Gui/PythonEditor.cpp b/src/Gui/PythonEditor.cpp
index 4446deb3e5..0d105c00b1 100644
--- a/src/Gui/PythonEditor.cpp
+++ b/src/Gui/PythonEditor.cpp
@@ -87,7 +87,6 @@ PythonEditor::PythonEditor(QWidget* parent)
 /** Destroys the object and frees any allocated resources */
 PythonEditor::~PythonEditor()
 {
-    getWindowParameter()->Detach( this );
     delete d;
 }