diff --git a/Code/Wrappers/QtWidget/otbWrapperQtWidgetParameterBase.cxx b/Code/Wrappers/QtWidget/otbWrapperQtWidgetParameterBase.cxx
index b0d87a002c6fe5fc6183d220485adce3602f0ea3..48dca450f3c79cb1455293b483bbad03204ea44f 100644
--- a/Code/Wrappers/QtWidget/otbWrapperQtWidgetParameterBase.cxx
+++ b/Code/Wrappers/QtWidget/otbWrapperQtWidgetParameterBase.cxx
@@ -23,7 +23,7 @@ namespace Wrapper
 {
 
 QtWidgetParameterBase::QtWidgetParameterBase(Parameter * param, QtWidgetModel* m)
-  : m_Param(param), m_Model(m)
+  : m_Model(m), m_Param(param)
 {
 }