diff -aur src.orig/cropgui-0.4/install.sh src/cropgui-0.4/install.sh
--- src.orig/cropgui-0.4/install.sh	2020-04-08 09:49:34.394817453 +0200
+++ src/cropgui-0.4/install.sh	2020-04-08 09:49:52.994691249 +0200
@@ -1,5 +1,5 @@
 #!/bin/sh
-PYTHON=python2
+PYTHON=python3
 BINDIR=$HOME/bin; LIBDIR=$HOME/lib/python SHAREDIR=$HOME/share
 
 default_flavor () {
@@ -12,7 +12,7 @@
 }
 
 site_packages () {
-    $PYTHON -c 'import distutils.sysconfig; print distutils.sysconfig.get_python_lib()'
+    $PYTHON -c 'import distutils.sysconfig; print(distutils.sysconfig.get_python_lib())'
 }
 
 usage () {