diff --git a/MODULES.md b/MODULES.md
index b6d82d9..ba9236e 100644
--- a/MODULES.md
+++ b/MODULES.md
@@ -83,3 +83,10 @@ This binds the keys Meta-F1, Meta-F2 and Meta-F3 to front, back and
 iconify respectively.  The will only have effect inside windows and in
 window frames.  (These are the only places that front/iconfy/back has
 effect anyway.)
+
+## Filesystem module
+
+This is an april fools joke module, but at least it's a starting
+point for building out an icon on the desktop!
+
+Module "Filesystem" "/path/to/open"
diff --git a/Makefile.in b/Makefile.in
index b557f4b..3da60fe 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -25,7 +25,7 @@ STRIPFLAG = -s
 PROGS = amiwm requestchoice executecmd ppmtoinfo config_util
 
 MODULES = $(srcdir)/Background $(srcdir)/Keyboard $(srcdir)/Background_resize \
-	 $(srcdir)/Background_stretch $(srcdir)/def_tool.info
+	 $(srcdir)/Background_stretch $(srcdir)/def_tool.info $(srcdir)/Filesystem
 
 OBJS  = main.o screen.o client.o frame.o icc.o \
 		icon.o menu.o diskobject.o gram.o lex.o rc.o \