diff --git a/reference/memcached/memcached/getmultibykey.xml b/reference/memcached/memcached/getmultibykey.xml
index 89855d56b7..178bc29a9a 100644
--- a/reference/memcached/memcached/getmultibykey.xml
+++ b/reference/memcached/memcached/getmultibykey.xml
@@ -10,7 +10,7 @@
  <refsect1 role="description">
   &reftitle.description;
   <methodsynopsis>
-   <modifier>public</modifier> <type>mixed</type><methodname>Memcached::getMultiByKey</methodname>
+   <modifier>public</modifier> <type>array</type><methodname>Memcached::getMultiByKey</methodname>
    <methodparam><type>string</type><parameter>server_key</parameter></methodparam>
    <methodparam><type>array</type><parameter>keys</parameter></methodparam>
    <methodparam choice="opt"><type>string</type><parameter role="reference">cas_tokens</parameter></methodparam>