diff --git a/sysui/prj/build.lst b/sysui/prj/build.lst
index 10c7b3859233..66de9ae0cad8 100644
--- a/sysui/prj/build.lst
+++ b/sysui/prj/build.lst
@@ -3,6 +3,7 @@ su	sysui\source\win32\QuickStart		nmake	-	w	su_win32_quickstart NULL
 su	sysui\source\win32\QuickStart\so	nmake	-	w	su_win32_quickstart_so su_win32_quickstart.w NULL
 su	sysui\desktop\icons					nmake	-	w	su_iconsw NULL
 su	sysui\desktop\os2					nmake	-	p	su_iconsw NULL
+su  sysui\desktop\macosx                nmake   -   u   su_dtmacosx NULL
 su  sysui\desktop\cleanversion          nmake   -   u   su_dtcleanversion NULL
 su  sysui\desktop\share                 nmake   -   u   su_dtshare su_dtcleanversion.u NULL
 su	sysui\desktop\menus					get     -   all su_dtmenus NULL