diff --git a/reference/soap/soapclient/setsoapheaders.xml b/reference/soap/soapclient/setsoapheaders.xml
index a65d13b5c8..30096d053f 100644
--- a/reference/soap/soapclient/setsoapheaders.xml
+++ b/reference/soap/soapclient/setsoapheaders.xml
@@ -31,7 +31,9 @@
      <term><parameter>soapheaders</parameter></term>
      <listitem>
       <para>
-       The headers to be set. If not specified, the headers will be deleted.
+       The headers to be set. It could be <classname>SoapHeader</classname>
+       object or array of <classname>SoapHeader</classname> objects.
+       If not specified or set to &null;, the headers will be deleted.
       </para>
      </listitem>
     </varlistentry>
diff --git a/reference/soap/soapheader/soapheader.xml b/reference/soap/soapheader/soapheader.xml
index b829dac95f..2e92a6b639 100644
--- a/reference/soap/soapheader/soapheader.xml
+++ b/reference/soap/soapheader/soapheader.xml
@@ -101,6 +101,7 @@ $client->__soapCall("echoVoid", null, null,
     <member><methodname>SoapClient::__soapCall</methodname></member>
     <member><methodname>SoapVar::SoapVar</methodname></member>
     <member><methodname>SoapParam::SoapParam</methodname></member>
+    <member><methodname>SoapServer::addSoapHeader</methodname></member>
    </simplelist>
   </para>
  </refsect1>
diff --git a/reference/soap/soapserver/addsoapheader.xml b/reference/soap/soapserver/addsoapheader.xml
index d11438a734..b959dbdc16 100644
--- a/reference/soap/soapserver/addsoapheader.xml
+++ b/reference/soap/soapserver/addsoapheader.xml
@@ -11,7 +11,7 @@
   &reftitle.description;
   <methodsynopsis>
    <modifier>public</modifier> <type>void</type><methodname>SoapServer::addSoapHeader</methodname>
-   <methodparam><type>string</type><parameter>object</parameter></methodparam>
+   <methodparam><type>SoapHeader</type><parameter>object</parameter></methodparam>
   </methodsynopsis>
   <para>
    Adds a SOAP header to be returned with the response to the current request.