diff --git a/msdos/sed3.inp b/msdos/sed3.inp
index 36ac66a05c7..b6401b32a1f 100644
--- a/msdos/sed3.inp
+++ b/msdos/sed3.inp
@@ -23,3 +23,6 @@ s!^	\./!	go32 ./!
 /^UTILITIES=/s/ movemail//
 /^UTILITIES=/s/ emacsserver//
 /^UTILITIES=/s/ timer//
+/-o make-docfile/a\
+	coff2exe make-docfile\
+.