diff --git a/Makefile b/Makefile
index 99791f1..837747b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,6 @@
 ANT = ant
+VERSION = 1.0.1
+BINVERSION = 1.0
 
 default: all
 
@@ -21,3 +23,13 @@ check:
 
 unittest:
 	cd unit; $(MAKE) test
+
+dist:
+	rm -rf cbc-$(VERSION) cbc-$(BINVERSION)
+	svn export http://i.loveruby.net/svn/public/cbc/tags/$(VERSION) cbc-$(VERSION)
+	cd cbc-$(VERSION); $(MAKE)
+	cd cbc-$(VERSION); $(ANT) clean-build
+	tar c cbc-$(VERSION) | gzip -n > cbc-$(VERSION).tar.gz
+	mv cbc-$(VERSION) cbc-$(BINVERSION)
+	tar c cbc-$(BINVERSION) | gzip -n > cbc-$(BINVERSION).tar.gz
+	rm -rf cbc-$(BINVERSION)