diff --git a/Code/Wrappers/QtWidget/otbWrapperQtWidgetStringParameter.cxx b/Code/Wrappers/QtWidget/otbWrapperQtWidgetStringParameter.cxx
index 1e363e2e0724784314b8711c63f9d4374c12918c..e7006fd14ea35460dac005efd979a1a6f9281d35 100644
--- a/Code/Wrappers/QtWidget/otbWrapperQtWidgetStringParameter.cxx
+++ b/Code/Wrappers/QtWidget/otbWrapperQtWidgetStringParameter.cxx
@@ -36,6 +36,10 @@ QtWidgetStringParameter::~QtWidgetStringParameter()
 void QtWidgetStringParameter::DoUpdateGUI()
 {
   m_Input->setToolTip(m_StringParam->GetDescription());
+
+  // Update the lineEdit
+  QString text( QString::fromStdString(m_StringParam->GetValue() ));
+  m_Input->setText(text);
 }
 
 void QtWidgetStringParameter::DoCreateWidget()