diff --git a/wscript b/wscript
index 7bd46d3..0810d72 100644
--- a/wscript
+++ b/wscript
@@ -87,7 +87,7 @@
                                       excl=['model/ip-faces/*',
                                             'apps/*',
                                             'helper/*',
-                                            'utils/**/*'])
+                                            'utils/*/*'])
 
     module.full_headers = [p.path_from(bld.path) for p in bld.path.ant_glob(
         ['%s/**/*.hpp' % dir for dir in module_dirs])]