diff --git a/Code/Fuzzy/otbStandardDSCostFunction.txx b/Code/Fuzzy/otbStandardDSCostFunction.txx
index 9c669d535b0bb8262ef3e109c912929906834530..3db5b3ef521ce7b0c816b4efac5423173ee46ce5 100644
--- a/Code/Fuzzy/otbStandardDSCostFunction.txx
+++ b/Code/Fuzzy/otbStandardDSCostFunction.txx
@@ -83,7 +83,7 @@ typename StandardDSCostFunction<TDSValidationFilter>
     internalFunctionGT->SetFuzzyModel("RADIOM", radiom);
     internalFunctionGT->SetFuzzyModel("DBOVER", overlap);
   }
-  catch (itk::ExceptionObject & err)
+  catch (itk::ExceptionObject /*& err*/)
   {
     return (m_Weight*m_GTVectorData->Size() + (1-m_Weight)*m_NSVectorData->Size()); ;
   }