diff --git a/Makefile b/Makefile
index 5d54f78..30f4251 100644
--- a/Makefile
+++ b/Makefile
@@ -37,6 +37,7 @@ dist:
 		$(PACKAGE)-$(VERSION)/doc/scripts/gettext.sh \
 		$(PACKAGE)-$(VERSION)/doc/scripts/gtkdoc.sh \
 		$(PACKAGE)-$(VERSION)/doc/scripts/pkgconfig.sh \
+		$(PACKAGE)-$(VERSION)/doc/scripts/subst.sh \
 		$(PACKAGE)-$(VERSION)/doc/scripts/project.conf \
 		$(PACKAGE)-$(VERSION)/src/configure.c \
 		$(PACKAGE)-$(VERSION)/src/makefile.c \
diff --git a/doc/scripts/Makefile b/doc/scripts/Makefile
index ed460a5..f1c6eb8 100644
--- a/doc/scripts/Makefile
+++ b/doc/scripts/Makefile
@@ -22,6 +22,8 @@ install:
 	$(INSTALL) -m 0644 -- gtkdoc.sh $(DESTDIR)$(PREFIX)/share/doc/configure/scripts/gtkdoc.sh
 	$(MKDIR) $(DESTDIR)$(PREFIX)/share/doc/configure/scripts
 	$(INSTALL) -m 0644 -- pkgconfig.sh $(DESTDIR)$(PREFIX)/share/doc/configure/scripts/pkgconfig.sh
+	$(MKDIR) $(DESTDIR)$(PREFIX)/share/doc/configure/scripts
+	$(INSTALL) -m 0644 -- subst.sh $(DESTDIR)$(PREFIX)/share/doc/configure/scripts/subst.sh
 
 uninstall:
 	$(RM) -- $(DESTDIR)$(PREFIX)/share/doc/configure/scripts/appbroker.sh
@@ -29,5 +31,6 @@ uninstall:
 	$(RM) -- $(DESTDIR)$(PREFIX)/share/doc/configure/scripts/gettext.sh
 	$(RM) -- $(DESTDIR)$(PREFIX)/share/doc/configure/scripts/gtkdoc.sh
 	$(RM) -- $(DESTDIR)$(PREFIX)/share/doc/configure/scripts/pkgconfig.sh
+	$(RM) -- $(DESTDIR)$(PREFIX)/share/doc/configure/scripts/subst.sh
 
 .PHONY: all clean distclean install uninstall
diff --git a/doc/scripts/project.conf b/doc/scripts/project.conf
index d149e34..09691fb 100644
--- a/doc/scripts/project.conf
+++ b/doc/scripts/project.conf
@@ -1,4 +1,4 @@
-dist=Makefile,appbroker.sh,docbook.sh,gettext.sh,gtkdoc.sh,pkgconfig.sh
+dist=Makefile,appbroker.sh,docbook.sh,gettext.sh,gtkdoc.sh,pkgconfig.sh,subst.sh
 
 [appbroker.sh]
 install=$(PREFIX)/share/doc/configure/scripts
@@ -14,3 +14,6 @@ install=$(PREFIX)/share/doc/configure/scripts
 
 [pkgconfig.sh]
 install=$(PREFIX)/share/doc/configure/scripts
+
+[subst.sh]
+install=$(PREFIX)/share/doc/configure/scripts
diff --git a/doc/scripts/subst.sh b/doc/scripts/subst.sh
new file mode 100755
index 0000000..8f89d87
--- /dev/null
+++ b/doc/scripts/subst.sh
@@ -0,0 +1,102 @@
+#!/bin/sh
+#$Id$
+#Copyright (c) 2012 Pierre Pronchery <khorben@defora.org>
+#This program is free software: you can redistribute it and/or modify
+#it under the terms of the GNU General Public License as published by
+#the Free Software Foundation, version 3 of the License.
+#
+#This program is distributed in the hope that it will be useful,
+#but WITHOUT ANY WARRANTY; without even the implied warranty of
+#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#GNU General Public License for more details.
+#
+#You should have received a copy of the GNU General Public License
+#along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+
+#variables
+PREFIX="/usr/local"
+[ -f "../config.sh" ] && . "../config.sh"
+CHMOD="chmod"
+DEBUG="_debug"
+DEVNULL="/dev/null"
+INSTALL="install -m 0755"
+MKDIR="mkdir -m 0755 -p"
+RM="rm -f"
+SED="sed"
+
+
+#functions
+#debug
+_debug()
+{
+	echo $@ 1>&2
+	$@
+}
+
+
+#usage
+_usage()
+{
+	echo "Usage: subst.sh [-i|-u][-P prefix] target" 1>&2
+	return 1
+}
+
+
+#main
+install=0
+uninstall=0
+while getopts iuP: name; do
+	case $name in
+		i)
+			uninstall=0
+			install=1
+			;;
+		u)
+			install=0
+			uninstall=1
+			;;
+		P)
+			PREFIX="$2"
+			;;
+		?)
+			_usage
+			exit $?
+			;;
+	esac
+done
+shift $(($OPTIND - 1))
+if [ $# -eq 0 ]; then
+	_usage
+	exit $?
+fi
+
+BINDIR="$PREFIX/bin"
+while [ $# -gt 0 ]; do
+	target="$1"
+	shift
+
+	#uninstall
+	if [ "$uninstall" -eq 1 ]; then
+		$DEBUG $RM -- "$BINDIR/$target"			|| exit 2
+		continue
+	fi
+
+	#install
+	if [ "$install" -eq 1 ]; then
+		$DEBUG $MKDIR -- "$BINDIR"			|| exit 2
+		$DEBUG $INSTALL "$target" "$BINDIR/$target"	|| exit 2
+		continue
+	fi
+
+	#create
+	$DEBUG $SED -e "s,@PREFIX@,$PREFIX," \
+		-e "s,@VERSION@,$VERSION," "$target.in" > "$target"
+	if [ $? -ne 0 ]; then
+		$RM -- "$target" 2> "$DEVNULL"
+		exit 2
+	elif [ -x "$target.in" ]; then
+		$DEBUG $CHMOD +x "$target"
+	fi
+done