diff --git a/Modules/Applications/AppImageUtils/app/otbExtractROI.cxx b/Modules/Applications/AppImageUtils/app/otbExtractROI.cxx
index 42e2406a51dd1577b1fa6e4fdd5b6e2649306679..2f623fa19b7f15f0e309a1bb3d44f777eb7d2f46 100644
--- a/Modules/Applications/AppImageUtils/app/otbExtractROI.cxx
+++ b/Modules/Applications/AppImageUtils/app/otbExtractROI.cxx
@@ -133,7 +133,7 @@ private:
       unsigned int nbComponents = inImage->GetNumberOfComponentsPerPixel();
       ListViewParameter *clParam = dynamic_cast<ListViewParameter*>(GetParameterByKey("cl"));
       // Update the values of the channels to be selected if nbComponents is changed
-      if (clParam->GetNbChoices() != nbComponents)
+      if (clParam != NULL && clParam->GetNbChoices() != nbComponents)
         {
 
         ClearChoices("cl");