1 files changed, 6 insertions, 1 deletions
diff --git a/sbocheck b/sbocheck
index f10ced7..bf2ddff 100755
--- a/sbocheck
+++ b/sbocheck
@@ -13,7 +13,7 @@
 use 5.16.0;
 use strict;
 use warnings FATAL => 'all';
-use SBO::Lib qw/ update_tree get_available_updates script_error open_fh is_local show_version get_local_outdated_versions /;
+use SBO::Lib qw/ _ERR_USAGE update_tree get_available_updates script_error open_fh is_local show_version get_local_outdated_versions /;
 use Getopt::Long;
 use File::Basename;
 use List::Util 'max';
@@ -42,6 +42,11 @@ GetOptions('help|h' => \$help, 'version|v' => \$vers);
 if ($help) { show_usage(); exit 0 }
 if ($vers) { show_version(); exit 0 }
 
+unless ($< == 0) {
+	warn "This script requires root privileges.\n";
+	exit
+}
+
 update_tree();
 
 # retrieve and format list of available updates