diff --git a/Mesh_2/include/CGAL/IO/write_vtu.h b/Mesh_2/include/CGAL/IO/write_vtu.h
index e4b80aace09..0689edddd17 100644
--- a/Mesh_2/include/CGAL/IO/write_vtu.h
+++ b/Mesh_2/include/CGAL/IO/write_vtu.h
@@ -74,7 +74,7 @@ write_cells_tag_2(std::ostream& os,
                                  tr.constrained_edges_end())) * sizeof(std::size_t);
   }
   else {
-    os << "\">\n";
+    os << ">\n";
     for(typename CDT::Finite_faces_iterator
             fit = tr.finite_faces_begin(),
             end = tr.finite_faces_end();
@@ -102,7 +102,7 @@ write_cells_tag_2(std::ostream& os,
     // 1 offset (size_t) per cell + length of the encoded data (size_t)
   }
   else {
-    os << "\">\n";
+    os << ">\n";
     std::size_t cells_offset = 0;
     for(typename CDT::Finite_faces_iterator fit =
         tr.finite_faces_begin() ;
@@ -131,7 +131,7 @@ write_cells_tag_2(std::ostream& os,
     // 1 unsigned char per cell + length of the encoded data (size_t)
   }
   else {
-    os << "\">\n";
+    os << ">\n";
     for(typename CDT::Finite_faces_iterator fit =
         tr.finite_faces_begin() ;
         fit != tr.finite_faces_end() ;