diff --git a/reference/zlib/functions/gzopen.xml b/reference/zlib/functions/gzopen.xml
index 7768b55b26..989a07ade9 100644
--- a/reference/zlib/functions/gzopen.xml
+++ b/reference/zlib/functions/gzopen.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
 <!-- splitted from ./en/functions/zlib.xml, last change in rev 1.2 -->
   <refentry id="function.gzopen">
    <refnamediv>
@@ -9,7 +9,7 @@
    <refsect1>
     <title>Description</title>
      <methodsynopsis>
-      <type>int</type><methodname>gzopen</methodname>
+      <type>resource</type><methodname>gzopen</methodname>
       <methodparam><type>string</type><parameter>filename</parameter></methodparam>
       <methodparam><type>string</type><parameter>mode</parameter></methodparam>
       <methodparam choice="opt"><type>int</type><parameter>use_include_path</parameter></methodparam>