diff --git a/src/build-rpi2-pi.sh b/src/build-rpi2-pi.sh
new file mode 100755
index 0000000..f91b17d
--- /dev/null
+++ b/src/build-rpi2-pi.sh
@@ -0,0 +1,136 @@
+#!/bin/sh
+#
+# build-rpi3-pi.sh
+#
+# Copyright (c) 2016, Paul Holleis, Marko Luther
+# All rights reserved.
+# 
+# 
+# LICENSE
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+export QT_SELECT="default"
+export QTTOOLDIR="/usr/lib/arm-linux-gnueabihf/qt4/bin"
+export QTLIBDIR="/usr/lib/arm-linux-gnueabihf"
+export QT_PATH=/usr/share/qt4
+
+export QT=/usr/lib/arm-linux-gnueabihf/qt4
+
+rm -f ui/.*.ui
+rm -f qrc/.*.qrc
+
+# ui
+find ui -iname "*.ui" | while read f
+do
+    fullfilename=$(basename $f)
+    fn=${fullfilename%.*}
+    pyuic4 -o uic/${fn}.py --from-imports ui/${fn}.ui
+done
+
+# qrc
+find qrc -iname "*.qrc" | while read f
+do
+    fullfilename=$(basename $f)
+    fn=${fullfilename%.*}
+    pyrcc4 -o uic/${fn}_rc.py qrc/${fn}.qrc 
+done
+
+# translations
+pylupdate4 conf/tonino.pro
+lrelease -qt=5 -verbose conf/tonino.pro
+
+# clean build
+rm -rf build dist
+
+#pyinstaller 
+#    --noconfirm \
+#    --clean \
+#    --log-level=WARN \
+#    -D \
+#    tonino-linux.spec
+pyinstaller --runtime-hook rthook_pyqt4.py -D -n tonino -y -c --log-level=WARN "tonino.py"
+
+mv dist/tonino dist/tonino.d
+mv dist/tonino.d/* dist
+rm -rf dist/tonino.d
+
+cp -R /usr/local/lib/python2.7/dist-packages/matplotlib/mpl-data/ dist
+rm -rf dist/mpl-data/sample_data
+cp conf/tonino-toni.xml dist
+cp -R icons dist
+cp doc/README.txt dist
+cp doc/LICENSE.txt dist
+mkdir dist/includes
+mkdir dist/includes/linux
+cp includes/tonino-*.hex dist/includes
+cp includes/tinyTonino-*.hex dist/includes
+## sudo apt-get install avrdude
+cp /usr/bin/avrdude dist/includes/linux
+cp /etc/avrdude.conf dist/includes/linux
+cp conf/qt.conf dist
+mkdir dist/translations
+cp translations/*.qm dist/translations
+cp $QT_PATH/translations/qt_de.qm dist/translations
+cp $QT_PATH/translations/qt_es.qm dist/translations
+cp $QT_PATH/translations/qt_fr.qm dist/translations
+#cp $QT_PATH/translations/qt_it.qm dist/translations
+
+
+
+## generate the .deb package
+
+cp raspbian/DEBIAN/control debian/DEBIAN/
+VERSION=$(python -c 'import lib; print(lib.__version__)')
+NAME=tonino-linux-${VERSION}
+
+# fix debian/DEBIAN/control _VERSION_
+sed -i "s/_VERSION_/${VERSION}/g" debian/DEBIAN/control
+
+
+# prepare debian directory
+
+cp doc/changelog debian/usr/share/doc/tonino
+cp doc/copyright debian/usr/share/doc/tonino
+cp doc/tonino.1 debian/usr/share/man/man1/tonino.1
+
+rm -f debian/usr/share/man/man1/tonino.1.gz
+gzip -9 debian/usr/share/man/man1/tonino.1
+chmod +r debian/usr/share/man/man1/tonino.1.gz
+rm -f debian/usr/share/doc/tonino/changelog.gz
+gzip -9 debian/usr/share/doc/tonino/changelog
+chmod +r debian/usr/share/doc/tonino/changelog.gz
+
+chmod +r debian/usr/share/applications/tonino.desktop
+chmod -x debian/usr/share/applications/tonino.desktop
+chmod +rx debian/usr/bin/tonino
+chmod -R +r dist
+chmod +x dist/icons
+
+# buid .deb package (into /usr/share)
+
+tar -cf dist-rpi.tar dist
+rm -rf debian/usr/share/tonino
+tar -xf dist-rpi.tar -C debian/usr/share
+mv debian/usr/share/dist debian/usr/share/tonino
+find debian -name .svn -exec rm -rf {} \; > /dev/null 2>&1
+chown -R root:root debian
+chmod -R go-w debian
+rm ${NAME}_raspbian-jessie.deb
+chmod 755 debian/DEBIAN
+chmod 755 debian/DEBIAN/postinst
+chmod 755 debian/DEBIAN/prerm
+dpkg-deb --build debian ${NAME}_raspbian-jessie-py2.deb
+
diff --git a/src/build-rpi3-pi.sh b/src/build-rpi3-pi.sh
index c6ce6c7..3d634e9 100755
--- a/src/build-rpi3-pi.sh
+++ b/src/build-rpi3-pi.sh
@@ -25,6 +25,7 @@
 export QT_SELECT="default"
 export QTTOOLDIR="/usr/lib/arm-linux-gnueabihf/qt5/bin"
 export QTLIBDIR="/usr/lib/arm-linux-gnueabihf"
+export QT_PATH=/usr/share/qt5
 
 export QT=/usr/lib/arm-linux-gnueabihf/qt5
 
@@ -60,7 +61,7 @@ rm -rf build dist
 #    --log-level=WARN \
 #    -D \
 #    tonino-linux.spec
-pyinstaller -D -n tonino -y -c --log-level=WARN "tonino.py"
+pyinstaller3 -D -n tonino -y -c --log-level=WARN "tonino.py"
 
 mv dist/tonino dist/tonino.d
 mv dist/tonino.d/* dist
@@ -82,10 +83,10 @@ cp /etc/avrdude.conf dist/includes/linux
 cp conf/qt.conf dist
 mkdir dist/translations
 cp translations/*.qm dist/translations
-cp /usr/share/qt5/translations/qt_de.qm dist/translations
-cp /usr/share/qt5/translations/qt_es.qm dist/translations
-cp /usr/share/qt5/translations/qt_fr.qm dist/translations
-cp /usr/share/qt5/translations/qt_it.qm dist/translations
+cp $QT_PATH/translations/qt_de.qm dist/translations
+cp $QT_PATH/translations/qt_es.qm dist/translations
+cp $QT_PATH/translations/qt_fr.qm dist/translations
+cp $QT_PATH/translations/qt_it.qm dist/translations
 
 
 
@@ -110,6 +111,7 @@ gzip -9 debian/usr/share/man/man1/tonino.1
 chmod +r debian/usr/share/man/man1/tonino.1.gz
 rm -f debian/usr/share/doc/tonino/changelog.gz
 gzip -9 debian/usr/share/doc/tonino/changelog
+chmod +r debian/usr/share/doc/tonino/changelog.gz
 
 chmod +r debian/usr/share/applications/tonino.desktop
 chmod -x debian/usr/share/applications/tonino.desktop
@@ -130,5 +132,5 @@ rm ${NAME}_raspbian-jessie.deb
 chmod 755 debian/DEBIAN
 chmod 755 debian/DEBIAN/postinst
 chmod 755 debian/DEBIAN/prerm
-dpkg-deb --build debian ${NAME}_raspbian-jessie.deb
+dpkg-deb --build debian ${NAME}_raspbian-jessie-py3.deb
 
diff --git a/src/rthook_pyqt4.py b/src/rthook_pyqt4.py
new file mode 100644
index 0000000..3f741ee
--- /dev/null
+++ b/src/rthook_pyqt4.py
@@ -0,0 +1,5 @@
+# runtime hook for PyInstaller and PyQt4
+# needs to be done before any other PyQt import
+import sip
+sip.setapi('QString', 2)
+sip.setapi('QVariant', 2)
\ No newline at end of file