diff --git a/reference/imagick/imagick/identifyimage.xml b/reference/imagick/imagick/identifyimage.xml
index 64741c477f..bd3b6d035f 100644
--- a/reference/imagick/imagick/identifyimage.xml
+++ b/reference/imagick/imagick/identifyimage.xml
@@ -26,6 +26,7 @@
      <term><parameter>appendRawOutput</parameter></term>
      <listitem>
       <para>
+         If &true; then the raw output is appended to the array.
       </para>
      </listitem>
     </varlistentry>