diff --git a/Alpha_wrap_2/examples/Alpha_wrap_2/mixed_inputs_wrap_2.cpp b/Alpha_wrap_2/examples/Alpha_wrap_2/mixed_inputs_wrap_2.cpp
index c42c2c61cf5..bdcf97db620 100644
--- a/Alpha_wrap_2/examples/Alpha_wrap_2/mixed_inputs_wrap_2.cpp
+++ b/Alpha_wrap_2/examples/Alpha_wrap_2/mixed_inputs_wrap_2.cpp
@@ -1,7 +1,6 @@
 #define CGAL_AW2_DEBUG_PP
 
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
-#include <CGAL/Surface_mesh.h>
 
 #include <CGAL/alpha_wrap_2.h>
 #include <CGAL/Multipolygon_with_holes_2.h>
diff --git a/Alpha_wrap_2/examples/Alpha_wrap_2/point_set_wrap_2.cpp b/Alpha_wrap_2/examples/Alpha_wrap_2/point_set_wrap_2.cpp
index 3a3e6f69cbd..d2f2b4e3eac 100644
--- a/Alpha_wrap_2/examples/Alpha_wrap_2/point_set_wrap_2.cpp
+++ b/Alpha_wrap_2/examples/Alpha_wrap_2/point_set_wrap_2.cpp
@@ -3,7 +3,6 @@
 #include "output_helper.h"
 
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
-#include <CGAL/Surface_mesh.h>
 
 #include <CGAL/alpha_wrap_2.h>
 #include <CGAL/Multipolygon_with_holes_2.h>
diff --git a/Alpha_wrap_2/examples/Alpha_wrap_2/polygon_wrap_2.cpp b/Alpha_wrap_2/examples/Alpha_wrap_2/polygon_wrap_2.cpp
index 64be1d4bf17..fd6af9dd62e 100644
--- a/Alpha_wrap_2/examples/Alpha_wrap_2/polygon_wrap_2.cpp
+++ b/Alpha_wrap_2/examples/Alpha_wrap_2/polygon_wrap_2.cpp
@@ -3,7 +3,6 @@
 #include "output_helper.h"
 
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
-#include <CGAL/Surface_mesh.h>
 
 #include <CGAL/alpha_wrap_2.h>
 #include <CGAL/Multipolygon_with_holes_2.h>
diff --git a/Alpha_wrap_2/examples/Alpha_wrap_2/polyline_wrap_2.cpp b/Alpha_wrap_2/examples/Alpha_wrap_2/polyline_wrap_2.cpp
index a05368ed0ac..9989590cd0d 100644
--- a/Alpha_wrap_2/examples/Alpha_wrap_2/polyline_wrap_2.cpp
+++ b/Alpha_wrap_2/examples/Alpha_wrap_2/polyline_wrap_2.cpp
@@ -3,7 +3,6 @@
 #include "output_helper.h"
 
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
-#include <CGAL/Surface_mesh.h>
 
 #include <CGAL/alpha_wrap_2.h>
 #include <CGAL/Multipolygon_with_holes_2.h>