diff --git a/make-dist b/make-dist
index ee45409cc1d..3faa8cb6c23 100755
--- a/make-dist
+++ b/make-dist
@@ -307,7 +307,7 @@ echo "Making links to \`nt/inc/netinet'"
 echo "Making links to \`msdos'"
 (cd msdos
  ln  ChangeLog emacs.ico emacs.pif ../${tempdir}/msdos
- ln mainmake mainmake.v2 sed*.inp ../${tempdir}/msdos
+ ln is_exec.c sigaction.c mainmake mainmake.v2 sed*.inp ../${tempdir}/msdos
  cd ../${tempdir}/msdos
  rm -f =*)