diff --git a/reference/ftp/functions/ftp-rawlist.xml b/reference/ftp/functions/ftp-rawlist.xml
index 8f8547e19e..1e39076eb9 100644
--- a/reference/ftp/functions/ftp-rawlist.xml
+++ b/reference/ftp/functions/ftp-rawlist.xml
@@ -8,7 +8,7 @@
  <refsect1 role="description">
   &reftitle.description;
   <methodsynopsis>
-   <type>array</type><methodname>ftp_rawlist</methodname>
+   <type>mixed</type><methodname>ftp_rawlist</methodname>
    <methodparam><type>resource</type><parameter>ftp_stream</parameter></methodparam>
    <methodparam><type>string</type><parameter>directory</parameter></methodparam>
    <methodparam choice="opt"><type>bool</type><parameter>recursive</parameter><initializer>false</initializer></methodparam>
@@ -53,7 +53,8 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Returns an array where each element corresponds to one line of text.
+   Returns an array where each element corresponds to one line of text. Returns
+   &false; when passed <parameter>directory</parameter> is invalid.
   </para>
   <para>
    The output is not parsed in any way. The system type identifier returned by