diff --git a/Makefile.am b/Makefile.am
index 19ec016..541ad3d 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -72,7 +72,7 @@ LISPS = helper.el \
 	install+msys2.lisp install+sigsegv.lisp install-asdf.lisp \
 	\
 	update.ros \
-	update-git.lisp update-hg.lisp update-quicklisp.lisp \
+	update-git.lisp update-hg.lisp update-quicklisp.lisp update-default.lisp \
 	\
 	list.ros \
 	list-default.lisp \
diff --git a/lisp/update-default.lisp b/lisp/update-default.lisp
new file mode 100644
index 0000000..a27c124
--- /dev/null
+++ b/lisp/update-default.lisp
@@ -0,0 +1,8 @@
+(roswell:include "util")
+(defpackage :roswell.update.default
+  (:use :cl :roswell.util))
+(in-package :roswell.update.default)
+
+(defun default (&rest args)
+  (declare (ignore args))
+  )
diff --git a/lisp/update.ros b/lisp/update.ros
index efc6d5c..54d1e65 100644
--- a/lisp/update.ros
+++ b/lisp/update.ros
@@ -5,7 +5,7 @@ exec ros -Q -m roswell -N roswell -- $0 "$@"
 |#
 (progn ;;init forms
   (roswell:ensure-asdf)
-  (roswell:include '("update-git" "update-hg")))
+  (roswell:include '("update-git" "update-hg" "update-default")))
 
 (defpackage :ros.script.update.3692404755
   (:use :cl :roswell.util))
@@ -13,7 +13,8 @@ exec ros -Q -m roswell -N roswell -- $0 "$@"
 
 (defvar *update-functions*
   (list (module "update" "git")
-        (module "update" "hg")))
+        (module "update" "hg")
+        (module "update" "default")))
 
 (defun main (&rest argv)
   (if argv