diff --git a/src/transmissionReconstruction/reconstruction/buildMatrix/DGradient.cpp b/src/transmissionReconstruction/reconstruction/buildMatrix/DGradient.cpp
index f8d2b03..7bd70ab 100644
--- a/src/transmissionReconstruction/reconstruction/buildMatrix/DGradient.cpp
+++ b/src/transmissionReconstruction/reconstruction/buildMatrix/DGradient.cpp
@@ -142,7 +142,7 @@ Aurora::Matrix Recon::DGradient(const Aurora::Matrix aX,double aSpacing,double a
      }
   }
 
-  return Aurora::Matrix::fromRawData(Y, aX.getDimSize(0),aX.getDimSize(1), aX.getDimSize(2));
+  return Aurora::Matrix::New(Y, aX.getDimSize(0),aX.getDimSize(1), aX.getDimSize(2));
 }
 
 // Subroutines: ================================================================