diff --git a/check_xbps.py b/check_xbps.py
index b59c9d0..c408afc 100755
--- a/check_xbps.py
+++ b/check_xbps.py
@@ -79,9 +79,9 @@ lxc-2.0.4_1 update x86_64 https://repo.voidlinux.eu/current 1837102 468024'''.sp
 
 ##############################################################################
 
-def run_command(cmdline):
+def run_command(cmdline, needs_sudo=False):
 	tstart = time.time()
-	if plugin.options.sudo:
+	if needs_sudo and plugin.options.sudo:
 		new = ['sudo', '-n', '--']
 		new.extend(cmdline)
 		cmdline = new
@@ -112,7 +112,7 @@ def run_command(cmdline):
 if plugin.options.sync_repo_index:
 	plugin.verbose(1, '-S/--sync_repo_index given')
 	cmdline = [plugin.options.xbps_install, '-S',]
-	(sout, serr, rc) = run_command(cmdline)
+	(sout, serr, rc) = run_command(cmdline, needs_sudo=True)
 	sout and plugin.verbose(3, sout, prefix='stdout: ')
 	serr and plugin.verbose(3, serr, prefix='stderr: ')
 	plugin.verbose(2, 'Return code: %d' % rc)