diff --git a/src/Mod/PartDesign/Gui/TaskSketchBasedParameters.cpp b/src/Mod/PartDesign/Gui/TaskSketchBasedParameters.cpp
index b473570524..0ca43bd568 100644
--- a/src/Mod/PartDesign/Gui/TaskSketchBasedParameters.cpp
+++ b/src/Mod/PartDesign/Gui/TaskSketchBasedParameters.cpp
@@ -197,15 +197,16 @@ QVariant TaskSketchBasedParameters::objectNameByLabel(const QString& label,
     return QVariant(); // no such feature found
 }
 
-QString TaskSketchBasedParameters::getFaceReference(const QString& obj, const QString& sub)
+QString TaskSketchBasedParameters::getFaceReference(const QString& obj, const QString& sub) const
 {
+    App::Document* doc = this->vp->getObject()->getDocument();
     QString o = obj.left(obj.indexOf(QString::fromLatin1(":")));
 
     if (o.isEmpty())
         return QString();
-    else
-        return QString::fromLatin1("(App.activeDocument().") + o +
-                QString::fromLatin1(", [\"") + sub + QString::fromLatin1("\"])");
+
+    return QString::fromLatin1("(App.getDocument(\"%1\").%2, [\"%3\"])")
+            .arg(QString::fromLatin1(doc->getName()), o, sub);
 }
 
 TaskSketchBasedParameters::~TaskSketchBasedParameters()
diff --git a/src/Mod/PartDesign/Gui/TaskSketchBasedParameters.h b/src/Mod/PartDesign/Gui/TaskSketchBasedParameters.h
index 087abbb1c8..4ff02b477d 100644
--- a/src/Mod/PartDesign/Gui/TaskSketchBasedParameters.h
+++ b/src/Mod/PartDesign/Gui/TaskSketchBasedParameters.h
@@ -58,7 +58,7 @@ protected:
     /// For faster access a suggested name can be tested, first.
     QVariant objectNameByLabel(const QString& label, const QVariant& suggest) const;
 
-    static QString getFaceReference(const QString& obj, const QString& sub);
+    QString getFaceReference(const QString& obj, const QString& sub) const;
 };
 
 class TaskDlgSketchBasedParameters : public PartDesignGui::TaskDlgFeatureParameters