diff --git a/apps/sample/trimesh_copy/trimesh_copy.cpp b/apps/sample/trimesh_copy/trimesh_copy.cpp
index f8b30e1d..24773bb9 100644
--- a/apps/sample/trimesh_copy/trimesh_copy.cpp
+++ b/apps/sample/trimesh_copy/trimesh_copy.cpp
@@ -1,9 +1,5 @@
 
 // stuff to define the mesh
-#include <vcg/simplex/vertex/base.h>
-#include <vcg/simplex/vertex/component_ocf.h>
-#include <vcg/simplex/face/base.h>
-#include <vcg/simplex/edge/base.h>
 #include <vcg/complex/complex.h>
 #include <vcg/complex/append.h>
 // io
diff --git a/apps/sample/trimesh_isosurface/trimesh_isosurface.cpp b/apps/sample/trimesh_isosurface/trimesh_isosurface.cpp
index 565f7efe..24663b03 100644
--- a/apps/sample/trimesh_isosurface/trimesh_isosurface.cpp
+++ b/apps/sample/trimesh_isosurface/trimesh_isosurface.cpp
@@ -47,7 +47,7 @@ class MyMesh		: public vcg::tri::TriMesh< std::vector< MyVertex>, std::vector< M
 
 typedef SimpleVolume<SimpleVoxel> MyVolume;
 
-int main(int /*argc*/ , char /**argv[]*/)
+int main(int argc , char *argv[])
 {
 	MyVolume	volume;
   
diff --git a/apps/sample/trimesh_refine/trimesh_refine.cpp b/apps/sample/trimesh_refine/trimesh_refine.cpp
index e848222a..0bd80836 100644
--- a/apps/sample/trimesh_refine/trimesh_refine.cpp
+++ b/apps/sample/trimesh_refine/trimesh_refine.cpp
@@ -1,8 +1,3 @@
-#include<vcg/simplex/vertex/base.h>
-#include<vcg/simplex/face/base.h>
-#include<vcg/simplex/face/component_ocf.h>
-#include<vcg/simplex/face/topology.h>
-
 #include<vcg/complex/complex.h>
 
 #include <vcg/complex/algorithms/update/topology.h>
@@ -17,9 +12,6 @@
 #include <wrap/io_trimesh/import_ply.h>
 #include <wrap/io_trimesh/export.h>
 
-// std
-#include <vector>
-
 using namespace vcg;
 using namespace std;