diff --git a/d/iasl/acpica-unix-20090625.tar.gz.sha1 b/d/iasl/acpica-unix-20090625.tar.gz.sha1
deleted file mode 100644
index 90749665..00000000
--- a/d/iasl/acpica-unix-20090625.tar.gz.sha1
+++ /dev/null
@@ -1 +0,0 @@
-d5906ce8695173916c1c586111fcc6b40ade60c2  acpica-unix-20090625.tar.gz
diff --git a/d/iasl/acpica-unix-20090730.tar.gz.sha1 b/d/iasl/acpica-unix-20090730.tar.gz.sha1
new file mode 100644
index 00000000..5a2ea3a8
--- /dev/null
+++ b/d/iasl/acpica-unix-20090730.tar.gz.sha1
@@ -0,0 +1 @@
+5f83e9a47356cd756cb7e9b5f0f8b94b03f3abc6  acpica-unix-20090730.tar.gz
diff --git a/d/iasl/iasl.SlackBuild b/d/iasl/iasl.SlackBuild
index 22a83a22..47ce2151 100755
--- a/d/iasl/iasl.SlackBuild
+++ b/d/iasl/iasl.SlackBuild
@@ -26,19 +26,20 @@
 
 # Source package infos
 NAMESRC=${NAMESRC:-acpica}
-VERSION=${VERSION:-20090625}
+VERSION=${VERSION:-20090730}
 ARCHIVE=${ARCHIVE:-$NAMESRC-unix-$VERSION.tar.gz}
 WGET=${WGET:-http://www.acpica.org/download/$ARCHIVE}
 
 # Build infos
-NAMETGZ=${NAMETGZ:-iasl}
+NAMEPKG=${NAMEPKG:-iasl}
 BUILD=${BUILD:-1GGD}
 ARCH=${ARCH:-i486}
+EXT=${EXT:-txz}
 
 # Directories
 TMP=${TMP:-/tmp}
 OUT=${OUT:-$TMP/build}
-PKG=${PKG:-$OUT/$NAMETGZ}
+PKG=${PKG:-$OUT/$NAMEPKG}
 CWD=$(pwd)
 
 set -e  # Quit if a command returns non-zero
@@ -83,8 +84,8 @@ CFLAGS=$CPUOPT make
 install -D -s -m 755 iasl $PKG/usr/bin/iasl
 
 # Install the documentation
-mkdir -p $PKG/usr/doc/$NAMETGZ-$VERSION
-install -m 644 ../README ../changes.txt $PKG/usr/doc/$NAMETGZ-$VERSION
+mkdir -p $PKG/usr/doc/$NAMEPKG-$VERSION
+install -m 644 ../README ../changes.txt $PKG/usr/doc/$NAMEPKG-$VERSION
 
 # Copy slack-desc file
 install -D -m 644 $CWD/slack-desc $PKG/install/slack-desc
@@ -94,7 +95,7 @@ cd $PKG
 mkdir -p $OUT
 PACKAGING="
 chown root:root . -R
-/sbin/makepkg -l y -c n $OUT/$NAMETGZ-$VERSION-$ARCH-$BUILD.tgz
+/sbin/makepkg -l y -c n $OUT/$NAMEPKG-$VERSION-$ARCH-$BUILD.$EXT
 rm -rf $PKG
 rm -rf $TMP/$NAME
 "