diff --git a/src/Gui/DlgEditFileIncludePropertyExternal.cpp b/src/Gui/DlgEditFileIncludePropertyExternal.cpp
index 3dc581571c..b9d3be6301 100644
--- a/src/Gui/DlgEditFileIncludePropertyExternal.cpp
+++ b/src/Gui/DlgEditFileIncludePropertyExternal.cpp
@@ -55,7 +55,7 @@ DlgEditFileIncludePropertyExternal::~DlgEditFileIncludePropertyExternal()
 }
 
 
-int DlgEditFileIncludePropertyExternal::Do()
+int DlgEditFileIncludePropertyExternal::processFile()
 {
     QFileInfo file = QString::fromUtf8(Prop.getValue());
     assert(file.exists());
@@ -64,11 +64,11 @@ int DlgEditFileIncludePropertyExternal::Do()
     QString TempFile = tmp.absoluteFilePath(file.fileName());
     QFile::remove(TempFile);
 
-    QFile::copy(file.absoluteFilePath(),TempFile);
+    QFile::copy(file.absoluteFilePath(), TempFile);
 
-    arguments.append(TempFile);
+    addArgument(TempFile);
 
-    int ret = DlgRunExternal::Do();
+    int ret = DlgRunExternal::runProcess();
 
     if (ret == QDialog::Accepted)
         Prop.setValue(TempFile.toUtf8());
diff --git a/src/Gui/DlgEditFileIncludePropertyExternal.h b/src/Gui/DlgEditFileIncludePropertyExternal.h
index 6c1737fb57..9826c4c047 100644
--- a/src/Gui/DlgEditFileIncludePropertyExternal.h
+++ b/src/Gui/DlgEditFileIncludePropertyExternal.h
@@ -39,13 +39,12 @@ class GuiExport DlgEditFileIncludePropertyExternal : public DlgRunExternal
     Q_OBJECT
 
 public:
-    DlgEditFileIncludePropertyExternal( App::PropertyFileIncluded& Prop, QWidget* parent = nullptr, Qt::WindowFlags fl = Qt::WindowFlags() );
+    DlgEditFileIncludePropertyExternal(App::PropertyFileIncluded& Prop, QWidget* parent = nullptr, Qt::WindowFlags fl = Qt::WindowFlags());
     ~DlgEditFileIncludePropertyExternal() override;
 
-    int Do();
+    int processFile();
 
-protected Q_SLOTS:
-protected:
+private:
     App::PropertyFileIncluded& Prop;
 };
 
diff --git a/src/Gui/DlgRunExternal.cpp b/src/Gui/DlgRunExternal.cpp
index 374fabb35f..52d4692005 100644
--- a/src/Gui/DlgRunExternal.cpp
+++ b/src/Gui/DlgRunExternal.cpp
@@ -67,7 +67,12 @@ DlgRunExternal::~DlgRunExternal()
     delete ui;
 }
 
-int DlgRunExternal::Do()
+void DlgRunExternal::addArgument(const QString& arg)
+{
+    arguments.append(arg);
+}
+
+int DlgRunExternal::runProcess()
 {
     QFileInfo ifo (ProcName);
 
diff --git a/src/Gui/DlgRunExternal.h b/src/Gui/DlgRunExternal.h
index 2d0014027e..535054ee86 100644
--- a/src/Gui/DlgRunExternal.h
+++ b/src/Gui/DlgRunExternal.h
@@ -44,10 +44,8 @@ public:
     explicit DlgRunExternal(QWidget* parent = nullptr, Qt::WindowFlags fl = Qt::WindowFlags());
     ~DlgRunExternal() override;
 
-    int Do();
-
-    QString ProcName;
-    QStringList arguments;
+    void addArgument(const QString&);
+    int runProcess();
 
 protected Q_SLOTS:
     void reject() override;
@@ -57,11 +55,11 @@ protected Q_SLOTS:
     void finished (int exitCode, QProcess::ExitStatus exitStatus);
     void onChooseProgramClicked();
 
-protected:
+private:
+    QString ProcName;
+    QStringList arguments;
     QProcess process;
     bool advancedHidden;
-
-private:
     Ui_DlgRunExternal* ui;
 };