diff --git a/apps/sample/sample.pro b/apps/sample/sample.pro
index b90365e2..9632f575 100644
--- a/apps/sample/sample.pro
+++ b/apps/sample/sample.pro
@@ -1,5 +1,5 @@
 ######################################################################
-# Automatically generated by qmake (2.00a) ven 24. giu 14:14:20 2005
+# Hand made pro. 
 ######################################################################
 
 TEMPLATE      = subdirs
@@ -8,7 +8,9 @@ SUBDIRS       = trimesh_base \
                 trimesh_smooth \
                 trimesh_refine \
                 trimesh_isosurface \
-                trimesh_SDL
+                trimesh_optional \
+                aabb_binary_tree
+                
 
 sources.files = *.pro
 sources.path = .