diff --git a/reference/array/functions/range.xml b/reference/array/functions/range.xml
index ea37dad8c9..2bd158a75a 100644
--- a/reference/array/functions/range.xml
+++ b/reference/array/functions/range.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.15 $ -->
+<!-- $Revision: 1.16 $ -->
 <!-- splitted from ./en/functions/array.xml, last change in rev 1.2 -->
   <refentry id="function.range">
    <refnamediv>
@@ -12,8 +12,8 @@
    <title>Description</title>
     <methodsynopsis>
      <type>array</type><methodname>range</methodname>
-     <methodparam><type>number</type><parameter>low</parameter></methodparam>
-     <methodparam><type>number</type><parameter>high</parameter></methodparam>
+     <methodparam><type>mixed</type><parameter>low</parameter></methodparam>
+     <methodparam><type>mixed</type><parameter>high</parameter></methodparam>
      <methodparam choice="opt"><type>number</type><parameter>step</parameter></methodparam>
     </methodsynopsis>
     <para>