diff --git a/reference/array/functions/array-merge-recursive.xml b/reference/array/functions/array-merge-recursive.xml
index c5ce6d6073..b7a5593eee 100644
--- a/reference/array/functions/array-merge-recursive.xml
+++ b/reference/array/functions/array-merge-recursive.xml
@@ -10,7 +10,6 @@
   &reftitle.description;
   <methodsynopsis>
    <type>array</type><methodname>array_merge_recursive</methodname>
-   <methodparam><type>array</type><parameter>array1</parameter></methodparam>
    <methodparam choice="opt"><type>array</type><parameter>...</parameter></methodparam>
   </methodsynopsis>
   <para>
@@ -32,14 +31,6 @@
   &reftitle.parameters;
   <para>
    <variablelist>
-    <varlistentry>
-     <term><parameter>array1</parameter></term>
-     <listitem>
-      <para>
-       Initial array to merge.
-      </para>
-     </listitem>
-    </varlistentry>
     <varlistentry>
      <term><parameter>...</parameter></term>
      <listitem>
@@ -56,6 +47,7 @@
   &reftitle.returnvalues;
   <para>
    An array of values resulted from merging the arguments together.
+   If called without any arguments, returns an empty &array;.
   </para>
  </refsect1>
 
diff --git a/reference/array/functions/array-merge.xml b/reference/array/functions/array-merge.xml
index 315f629d81..04cb854328 100644
--- a/reference/array/functions/array-merge.xml
+++ b/reference/array/functions/array-merge.xml
@@ -9,7 +9,6 @@
   &reftitle.description;
   <methodsynopsis>
    <type>array</type><methodname>array_merge</methodname>
-   <methodparam><type>array</type><parameter>array1</parameter></methodparam>
    <methodparam choice="opt"><type>array</type><parameter>...</parameter></methodparam>
   </methodsynopsis>
   <para>
@@ -33,14 +32,6 @@
   &reftitle.parameters;
   <para>
    <variablelist>
-    <varlistentry>
-     <term><parameter>array1</parameter></term>
-     <listitem>
-      <para>
-       Initial array to merge.
-      </para>
-     </listitem>
-    </varlistentry>
     <varlistentry>
      <term><parameter>...</parameter></term>
      <listitem>
@@ -56,6 +47,7 @@
   &reftitle.returnvalues;
   <para>
    Returns the resulting array.
+   If called without any arguments, returns an empty &array;.
   </para>
  </refsect1>