diff --git a/functions/functions.import.php b/functions/functions.import.php
index e32475b1..1bf9fccf 100644
--- a/functions/functions.import.php
+++ b/functions/functions.import.php
@@ -50,7 +50,7 @@ include_once(dirname(__FILE__).'/../db.inc.php');
  */
 function only_numbers($str)
 {
-	return ereg_replace('[^0-9]*','',$str);
+	return preg_replace("/[^0-9]/", "",$str);
 }
 
 
diff --git a/functions/functions.input.php b/functions/functions.input.php
index 57fcf1d0..ab7977f6 100644
--- a/functions/functions.input.php
+++ b/functions/functions.input.php
@@ -44,7 +44,7 @@ include_once(dirname(__FILE__).'/../config.inc.php');
  */
 function bigintval($val)
 {
-	$r = ereg_replace('[^0-9]*','',$val);
+	$r = preg_replace("/[^0-9]/", "",$val);
 	if (empty($r))
 		return 0;
 	else
diff --git a/functions/functions.operator.php b/functions/functions.operator.php
index 764bc114..60787269 100644
--- a/functions/functions.operator.php
+++ b/functions/functions.operator.php
@@ -562,7 +562,7 @@ function get_case_id($operator_id, $create = false)
 							$i = 1;
 							foreach ($r5 as $r5v)
 							{
-								$tnum =  ereg_replace('[^0-9]*','',$r5v['phone']); 
+								$tnum =  preg_replace("/[^0-9]/", "",$r5v['phone']); 
 								if (empty($tnum)) $tnum = "312345678"; //handle error condition
 								$sql = "INSERT INTO contact_phone (case_id,priority,phone)
 									VALUES ($case_id,$i,$tnum)";