diff --git a/python/pyliblo/README b/python/pyliblo/README
index b755232141..20ec20fa04 100644
--- a/python/pyliblo/README
+++ b/python/pyliblo/README
@@ -1,11 +1,9 @@
 pyliblo (python wrapper for the liblo OSC library)
 
-pyliblo is a Python wrapper for the liblo Open Sound Control library. It
-supports almost the complete functionality of liblo, allowing you to
-send and receive OSC messages using a nice and simple Python API.
+pyliblo is a Python wrapper for the liblo Open Sound Control
+library. It supports almost the complete functionality of liblo,
+allowing you to send and receive OSC messages using a nice and simple
+Python API.
 
-Also included are the command line utilities send_osc and dump_osc.
-
-If you're upgrading from an older pyliblo version and you get 'compilation
-terminated due to -Wfatal-errors', check your installed version of liblo:
-for pyliblo-0.10.0 and up, you need liblo-0.28 or greater.
+This build includes support for both Python 2 and Python 3. Also
+included are the command line utilities send_osc and dump_osc.
diff --git a/python/pyliblo/pyliblo.SlackBuild b/python/pyliblo/pyliblo.SlackBuild
index 327e7f751a..dbaa0c3c60 100644
--- a/python/pyliblo/pyliblo.SlackBuild
+++ b/python/pyliblo/pyliblo.SlackBuild
@@ -6,11 +6,13 @@
 
 # Licensed under the WTFPL. See http://www.wtfpl.net/txt/copying/ for details.
 
+# 20211202 bkw: BUILD=2, add python3 support.
+
 cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=pyliblo
 VERSION=${VERSION:-0.10.0}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
 TAG=${TAG:-_SBo}
 PKGTYPE=${PKGTYPE:-tgz}
 
@@ -22,9 +24,6 @@ if [ -z "$ARCH" ]; then
   esac
 fi
 
-# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
-# the name of the created package would be, and then exit. This information
-# could be useful to other scripts.
 if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
   echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
   exit 0
@@ -57,21 +56,18 @@ rm -rf $PRGNAM-$VERSION
 tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
 cd $PRGNAM-$VERSION
 chown -R root:root .
-find -L . \
- \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 -o -perm 511 \) \
- -exec chmod 755 {} \; -o \
- \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
- -exec chmod 644 {} \;
+find -L .  -perm /111 -a \! -perm 755 -a -exec chmod 755 {} \+ -o \
+        \! -perm /111 -a \! -perm 644 -a -exec chmod 644 {} \+
 
 python setup.py install --root=$PKG
 
-find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF \
-  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
+python3 setup.py install --root=$PKG
+
+find $PKG/usr/lib* -name '*.so' -exec strip {} \+
 
 mv $PKG/usr/share/man $PKG/usr/man
 rmdir $PKG/usr/share
-find $PKG/usr/man -type f -exec gzip -9 {} \;
-for i in $( find $PKG/usr/man -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done
+gzip -9 $PKG/usr/man/man?/*
 
 mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
 cp -a COPYING NEWS PKG-INFO README $PKG/usr/doc/$PRGNAM-$VERSION
diff --git a/python/pyliblo/slack-desc b/python/pyliblo/slack-desc
index 25d4ab2b27..fbc371a8eb 100644
--- a/python/pyliblo/slack-desc
+++ b/python/pyliblo/slack-desc
@@ -13,7 +13,7 @@ pyliblo: library. It supports almost the complete functionality of liblo,
 pyliblo: allowing you to send and receive OSC messages using a nice and simple
 pyliblo: Python API.
 pyliblo:
-pyliblo: Also included are the command line utilities send_osc and dump_osc.
-pyliblo:
+pyliblo: This build includes support for both Python 2 and Python 3. Also
+pyliblo: included are the command line utilities send_osc and dump_osc.
 pyliblo:
 pyliblo: