diff --git a/reference/stream/streamwrapper/stream-metadata.xml b/reference/stream/streamwrapper/stream-metadata.xml
index def692bea9..66f8d30f3e 100644
--- a/reference/stream/streamwrapper/stream-metadata.xml
+++ b/reference/stream/streamwrapper/stream-metadata.xml
@@ -11,9 +11,9 @@
   &reftitle.description;
   <methodsynopsis>
    <modifier>public</modifier> <type>bool</type><methodname>streamWrapper::stream_metadata</methodname>
-   <methodparam><type>int</type><parameter>path</parameter></methodparam>
+   <methodparam><type>string</type><parameter>path</parameter></methodparam>
    <methodparam><type>int</type><parameter>option</parameter></methodparam>
-   <methodparam><type>int</type><parameter>var</parameter></methodparam>
+   <methodparam><type>mixed</type><parameter>value</parameter></methodparam>
   </methodsynopsis>
   <para>
    This method is called to set metadata on the stream. It is called when one of the following functions is called on a stream URL:
@@ -60,7 +60,7 @@
      </listitem>
     </varlistentry>
     <varlistentry>
-     <term><parameter>arg1</parameter></term>
+     <term><parameter>value</parameter></term>
      <listitem>
       <para>
        If <parameter>option</parameter> is