diff --git a/DDG4/src/Geant4ShapeConverter.cpp b/DDG4/src/Geant4ShapeConverter.cpp
index fa22297789955b38d3fae5f3d701332cdd6ffc2b..c6b9ea4164568be0f0d0496523aecedfa7d71f7a 100644
--- a/DDG4/src/Geant4ShapeConverter.cpp
+++ b/DDG4/src/Geant4ShapeConverter.cpp
@@ -213,7 +213,7 @@ namespace dd4hep {
       TGeoTrap* sh = (TGeoTrap*) shape;
       Double_t* vtx_xy = sh->GetVertices();
       for ( size_t i=0; i<8; ++i, vtx_xy +=2 )
-        vertices.emplace_back(G4TwoVector(vtx_xy[0] * CM_2_MM,vtx_xy[1] * CM_2_MM));
+        vertices.emplace_back(vtx_xy[0] * CM_2_MM, vtx_xy[1] * CM_2_MM);
       return new G4GenericTrap(sh->GetName(), sh->GetDz() * CM_2_MM, vertices);
     }
   }    // End namespace sim