diff --git a/reference/reflection/reflectionmethod/construct.xml b/reference/reflection/reflectionmethod/construct.xml
index a9e9f08f56..33a021c1f0 100644
--- a/reference/reflection/reflectionmethod/construct.xml
+++ b/reference/reflection/reflectionmethod/construct.xml
@@ -11,7 +11,12 @@
   <constructorsynopsis>
    <modifier>public</modifier> <methodname>ReflectionMethod::__construct</methodname>
    <methodparam><type class="union"><type>object</type><type>string</type></type><parameter>objectOrMethod</parameter></methodparam>
-   <methodparam choice="opt"><type class="union"><type>string</type><type>null</type></type><parameter>method</parameter><initializer>&null;</initializer></methodparam>
+   <methodparam><type>string</type><parameter>method</parameter></methodparam>
+  </constructorsynopsis>
+  <simpara>Alternative signature (not supported with named arguments):</simpara>
+  <constructorsynopsis>
+   <modifier>public</modifier> <methodname>ReflectionMethod::__construct</methodname>
+   <methodparam><type>string</type><parameter>classMethod</parameter></methodparam>
   </constructorsynopsis>
   <para>
    Constructs a new <classname>ReflectionMethod</classname>.
@@ -40,7 +45,7 @@
      </listitem>
     </varlistentry>
     <varlistentry>
-     <term><parameter>objectOrMethod</parameter></term>
+     <term><parameter>classMethod</parameter></term>
      <listitem>
       <para>
        Class name and method name delimited by <literal>::</literal>.