diff --git a/reference/spl/recursivedirectoryiterator.xml b/reference/spl/recursivedirectoryiterator.xml
index 6c44c932ac..00ed1a6be8 100644
--- a/reference/spl/recursivedirectoryiterator.xml
+++ b/reference/spl/recursivedirectoryiterator.xml
@@ -10,7 +10,8 @@
   <section xml:id="recursivedirectoryiterator.intro">
    &reftitle.intro;
    <para>
-    ...
+    The <classname>RecursiveDirectoryIterator</classname> provides
+    an interface for iterating recursively over filesystem directories.
    </para>
   </section>
 <!-- }}} -->