diff --git a/xap/hptalx/SlackBuild b/xap/hptalx/SlackBuild
new file mode 100755
index 00000000..ee6627ad
--- /dev/null
+++ b/xap/hptalx/SlackBuild
@@ -0,0 +1,65 @@
+#!/bin/bash
+set -x -e
+
+CWD=$(pwd)
+
+PRGNAM=$(basename $CWD)
+ARCH=$(uname -m)
+BUILD=1
+VERSION=${VERSION:-1.3.1a}
+
+TAG=gwh
+OUTPUT=/tmp
+TMP=/tmp/$TAG
+PKG=$TMP/pkg-$PRGNAM
+PREFIX=/usr
+
+REPOSITORY=${REPOSITORY:-/home/installs/SlackBuilds/repositories/$PRGNAM}
+
+mkdir -p $REPOSITORY
+
+# cleaning
+rm -fr $PKG $TMP
+
+# download
+[ ! -e $REPOSITORY/${PRGNAM}-${VERSION}.tar.gz ] && wget -c https://master.dl.sourceforge.net/project/hptalx/hptalx/${VERSION}/hptalx-${VERSION}.tar.bz2?viasf=1 -O $REPOSITORY/${PRGNAM}-${VERSION}.tar.gz
+
+# installation
+mkdir -p $PKG $TMP
+cd $TMP
+tar xvf $REPOSITORY/${PRGNAM}-${VERSION}.tar.gz
+cd ${PRGNAM}-${VERSION}
+
+./configure \
+    --prefix=$PREFIX \
+    --mandir=$PREFIX/man \
+    --docdir=$PREFIX/doc/$PRGNAM \
+    --libdir=$PREFIX/lib$(uname -m | grep -o 64)
+
+make
+
+make install DESTDIR=$PKG
+
+mkdir -p $PKG$PREFIX/doc/$PRGNAM
+cp -R doc/ AUTHORS BUGS COPYING ChangeLog INSTALL NEWS NOTE README README.hp49gplus ToDo $PKG$PREFIX/doc/$PRGNAM
+chmod 644 $PKG$PREFIX/doc/$PRGNAM/*
+
+# packaging
+cd $PKG
+mkdir install
+cat <<EOF > install/slack-desc
+$PRGNAM: $PRGNAM (HP Calculator<->PC communications program)
+$PRGNAM:
+$PRGNAM: This is HPTalx, a HP Calculator<->PC communications program for Linux,
+$PRGNAM: initially written by Bruno Barberi Gnecco, extended by Rafael Ostertag
+$PRGNAM: and released under the GNU Public License.
+$PRGNAM:
+$PRGNAM:
+$PRGNAM:
+$PRGNAM:
+$PRGNAM: http://hptalx.sourceforge.net/index.shtml
+$PRGNAM:
+EOF
+
+rm -f $PKG/{,usr/}lib$(uname -m | grep -o 64)/*.la
+/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-${VERSION}-$ARCH-$BUILD$TAG.txz