--- quotaon.c
+++ quotaon.c
@@ -346,7 +346,7 @@
 	else if (!kernel_formats)
 		errstr(_("Warning: No quota format detected in the kernel.\n"));
 
-	if (init_mounts_scan(mntcnt, mntpoints, MS_XFS_DISABLED) < 0)
+	if (init_mounts_scan(mntcnt, mntpoints, MS_XFS_DISABLED | MS_LOCALONLY) < 0)
 		return 1;
 	while ((mnt = get_next_mount())) {
 		if (nfs_fstype(mnt->mnt_type)) {