diff --git a/tests/wscript b/tests/wscript
index 4f7301f..750f82d 100644
--- a/tests/wscript
+++ b/tests/wscript
@@ -5,10 +5,11 @@
     if not bld.env['WITH_TESTS']:
         return
 
-    bld(target='../unit-tests',
-        features='cxx cxxprogram',
+    tmp_path = 'TMP_TESTS_PATH="%s"' % bld.bldnode.make_node('tmp-files')
+    bld.program(
+        target='../unit-tests',
+        name='unit-tests',
         source=bld.path.ant_glob(['*.cpp'] + ['%s/**/*.cpp' % tool for tool in bld.env['BUILD_TOOLS']]),
         use=['core-objects'] + ['%s-objects' % tool for tool in bld.env['BUILD_TOOLS']],
-        headers='../common.hpp boost-test.hpp',
         install_path=None,
-        defines='TMP_TESTS_PATH=\"%s/tmp-tests\"' % bld.bldnode)
+        defines=[tmp_path])