diff --git a/src/ifcgeom/mapping/IfcAxis2PlacementLinear.cpp b/src/ifcgeom/mapping/IfcAxis2PlacementLinear.cpp
index d1a7a1702c..17ba88a031 100644
--- a/src/ifcgeom/mapping/IfcAxis2PlacementLinear.cpp
+++ b/src/ifcgeom/mapping/IfcAxis2PlacementLinear.cpp
@@ -59,9 +59,7 @@ taxonomy::ptr mapping::map_impl(const IfcSchema::IfcAxis2PlacementLinear* inst)
 
 		refDirection = m->components().col(1).head<3>();
         
-		axis(0) = m->components().col(2)(0);
-      axis(1) = m->components().col(2)(1);
-      axis(2) = m->components().col(2)(2);
+		axis = m->components().col(2).head<3>();
     }
 	return taxonomy::make<taxonomy::matrix4>(o, axis, refDirection);
 }