diff --git a/ap/jack/jack-1.9.7.tar.bz2.sha1 b/ap/jack/jack-1.9.7.tar.bz2.sha1
deleted file mode 100644
index c996ba0d..00000000
--- a/ap/jack/jack-1.9.7.tar.bz2.sha1
+++ /dev/null
@@ -1 +0,0 @@
-0a344fd962666f7c95969da0576ac0228e71b30d  jack-1.9.7.tar.bz2
diff --git a/ap/jack/jack-1.9.8.tgz.sha1 b/ap/jack/jack-1.9.8.tgz.sha1
new file mode 100644
index 00000000..1fbedfc2
--- /dev/null
+++ b/ap/jack/jack-1.9.8.tgz.sha1
@@ -0,0 +1 @@
+397a01bb94eb4b40f328329a9e6af13f53abaa89  jack-1.9.8.tgz
diff --git a/ap/jack/jack.SlackBuild b/ap/jack/jack.SlackBuild
index 701492f6..3233a4d7 100755
--- a/ap/jack/jack.SlackBuild
+++ b/ap/jack/jack.SlackBuild
@@ -1,6 +1,6 @@
 #!/bin/bash
 # Build script for Slackware
-# Copyright (C) 2009,2010,2011 Damien Goutte-Gattat
+# Copyright (C) 2009,2010,2011,2012 Damien Goutte-Gattat
 #
 # Redistribution and use of this script, with or without modifications,
 # is permitted provided that the following conditions are met:
@@ -29,8 +29,8 @@
 
 # Source package infos
 NAMESRC=${NAMESRC:-jack}
-VERSION=${VERSION:-1.9.7}
-ARCHIVE=${ARCHIVE:-$NAMESRC-$VERSION.tar.bz2}
+VERSION=${VERSION:-1.9.8}
+ARCHIVE=${ARCHIVE:-$NAMESRC-$VERSION.tgz}
 WGET=${WGET:-http://www.grame.fr/~letz/$ARCHIVE}
 
 # Build infos
@@ -85,7 +85,7 @@ NAME=$(tar ft $ARCHIVE | head -n 1 | cut -d / -f 1)
 cd $TMP
 echo "Building $ARCHIVE..."
 tar xf $CWD/$ARCHIVE
-cd $NAME
+cd $NAME/$NAME
 CFLAGS=$CPUOPT \
 CXXFLAGS=$CPUOPT \
 ./waf configure \
@@ -110,6 +110,9 @@ mkdir -p $PKG/usr/doc/$NAME
 for doc in ChangeLog README README_NETJACK2 TODO; do
     cat $doc | tr -d $'\r' | fmt -s > $PKG/usr/doc/$NAME/$doc
 done
+install -m 644 ../doc/JACK2_lac2009.pdf $PKG/usr/doc/$NAME/letz2009.pdf
+install -m 644 ../doc/Jackdmp.pdf       $PKG/usr/doc/$NAME/letz2005.pdf
+cp -r ../doc/html $PKG/usr/doc/$NAME/html
 
 # Copy slack-desc file
 install -D -m 644 $CWD/slack-desc $PKG/install/slack-desc