diff --git a/Mesh_3/include/CGAL/Compact_mesh_cell_base_3.h b/Mesh_3/include/CGAL/Compact_mesh_cell_base_3.h
index 367dc361277..27278600e90 100644
--- a/Mesh_3/include/CGAL/Compact_mesh_cell_base_3.h
+++ b/Mesh_3/include/CGAL/Compact_mesh_cell_base_3.h
@@ -39,7 +39,7 @@
 #include <CGAL/Mesh_3/io_signature.h>
 
 #include <boost/static_assert.hpp>
-#include <boost/core/is_same.hpp>
+#include <boost/type_traits/is_same.hpp>
 
 #ifdef CGAL_LINKED_WITH_TBB
 # include <tbb/atomic.h>
diff --git a/Triangulation_3/include/CGAL/Delaunay_triangulation_cell_base_3.h b/Triangulation_3/include/CGAL/Delaunay_triangulation_cell_base_3.h
index c81a1bc8996..2841d5d5d72 100644
--- a/Triangulation_3/include/CGAL/Delaunay_triangulation_cell_base_3.h
+++ b/Triangulation_3/include/CGAL/Delaunay_triangulation_cell_base_3.h
@@ -32,8 +32,8 @@
 #include <CGAL/Triangulation_ds_cell_base_3.h>
 #include <CGAL/Triangulation_cell_base_3.h>
 
-#include <boost/core/is_same.hpp>
 #include <boost/static_assert.hpp>
+#include <boost/type_traits/is_same.hpp>
 
 namespace CGAL {
 
diff --git a/Triangulation_3/include/CGAL/Regular_triangulation_cell_base_3.h b/Triangulation_3/include/CGAL/Regular_triangulation_cell_base_3.h
index c8ba5d1950e..4d8add9c4ec 100644
--- a/Triangulation_3/include/CGAL/Regular_triangulation_cell_base_3.h
+++ b/Triangulation_3/include/CGAL/Regular_triangulation_cell_base_3.h
@@ -32,8 +32,8 @@
 
 #include <list>
 
-#include <boost/core/is_same.hpp>
 #include <boost/static_assert.hpp>
+#include <boost/type_traits/is_same.hpp>
 
 namespace CGAL {