diff --git a/web/clitools/mustool.php b/web/clitools/mustool.php
index 1ee36af..370d7ae 100755
--- a/web/clitools/mustool.php
+++ b/web/clitools/mustool.php
@@ -219,16 +219,13 @@ if ($opts['revive']) {
 
 if ($opts['shuffle']) {
 	eecho('randomizing values in «RPos» column...'.N,1);
-	$res=myq($link,'SELECT ID FROM Instances');
+	$res=myq($link,'SELECT ID FROM Instances ORDER BY RAND()');
 	$i=0;
 	while ($row=mysqli_fetch_assoc($res)) {
+		myq($link,"UPDATE Instances SET RPos={$i} WHERE ID={$row['ID']}");
 		$i++;
-		$buf[$row['ID']]=$i;
 	}
-	shuffle($buf);
-	foreach ($buf as $key=>$val)
-		myq($link,'UPDATE Instances SET RPos='.$val.' WHERE ID='.$key);
-	eecho('done! Affected rows: '.count($buf).'.'.N,1);
+	eecho("done! Affected rows: {$i}.\n",1);
 }
 
 if ($opts['updstats']) {