diff --git a/utils/mdldec/wscript b/utils/mdldec/wscript
index 05c38ee2..72b310d0 100644
--- a/utils/mdldec/wscript
+++ b/utils/mdldec/wscript
@@ -19,7 +19,7 @@ def build(bld):
 	bld(source   = bld.path.ant_glob('*.c'),
 		target   = 'mdldec',
 		features = 'c cprogram',
-		includes = includes,
+		includes = '.',
 		use      = 'engine_includes public M',
 		install_path = bld.env.BINDIR,
 		subsystem = bld.env.CONSOLE_SUBSYSTEM