diff --git a/build.sh b/build.sh
index bcb556d..87bdecc 100755
--- a/build.sh
+++ b/build.sh
@@ -20,7 +20,42 @@ NAME_DMG="${NAME}.app"
 echo $NAME_DMG
 create-dmg $NAME_DMG
 
-VERSION=`mdls -raw -name kMDItemVersion ${NAME}.app`
+DATE=`date +"%a, %d %b %Y %H:%M:%S %z"`
+BUILD=`/usr/libexec/PlistBuddy -c "Print CFBundleVersion" ${NAME}.app/Contents/Info.plist`
+VERSION=`/usr/libexec/PlistBuddy -c "Print CFBundleShortVersionString" ${NAME}.app/Contents/Info.plist`
+MINIMUM=`/usr/libexec/PlistBuddy -c "Print LSMinimumSystemVersion" ${NAME}.app/Contents/Info.plist`
+SIZE=`stat -f%z MTMR\ ${VERSION}.dmg`
+SIGN=`~/Sparkle/bin/sign_update MTMR\ ${VERSION}.dmg ~/Sparkle/bin/dsa_priv.pem | awk '{printf "%s",$0} END {print ""}'`
 
-echo $VERSION
-ditto -c -k --sequesterRsrc --keepParent "${NAME}.app" "${NAME}v${VERSION}.zip"
+# ditto -c -k --sequesterRsrc --keepParent "${NAME}.app" "${NAME}v${VERSION}.zip"
+
+echo DATE $DATE
+echo VERSION $VERSION
+echo BUILD $BUILD
+echo MINIMUM $MINIMUM
+echo SIZE $SIZE
+echo SIGN ${SIGN}
+
+echo "<?xml version=\"1.0\" standalone=\"yes\"?>
+<rss xmlns:sparkle=\"http://www.andymatuschak.org/xml-namespaces/sparkle\" version=\"2.0\">
+    <channel>
+		<item>
+			<title>${VERSION}</title>
+			<pubDate>${DATE}</pubDate>
+			<description>
+				${1}
+			</description>
+			<sparkle:minimumSystemVersion>${MINIMUM}</sparkle:minimumSystemVersion>
+			<enclosure url=\"https://mtmr.app/MTMR%20${VERSION}.dmg\"
+				sparkle:version=\"${BUILD}\"
+				sparkle:shortVersionString=\"${VERSION}\"
+				length=\"${SIZE}\"
+				type=\"application/octet-stream\"
+				sparkle:dsaSignature=\"${SIGN}\"
+			/>
+		</item>
+	</channel>
+</rss>" > appcast.xml
+
+scp MTMR\ ${VERSION}.dmg do:/var/www/mtmr
+scp appcast.xml do:/var/www/mtmr