diff --git a/Alpha_wrap_3/include/CGAL/Alpha_wrap_3/internal/Alpha_wrap_3.h b/Alpha_wrap_3/include/CGAL/Alpha_wrap_3/internal/Alpha_wrap_3.h
index fc580aa561c..675e6e30394 100644
--- a/Alpha_wrap_3/include/CGAL/Alpha_wrap_3/internal/Alpha_wrap_3.h
+++ b/Alpha_wrap_3/include/CGAL/Alpha_wrap_3/internal/Alpha_wrap_3.h
@@ -1426,7 +1426,6 @@ private:
     }
     else // typical flooding from outside
     {
-      std::stack<Cell_handle> cells_to_visit;
       cells_to_visit.push(m_tr.infinite_vertex()->cell());
     }