diff --git a/language/generators.xml b/language/generators.xml
index 434dd3cd8e..9a1c49f3df 100644
--- a/language/generators.xml
+++ b/language/generators.xml
@@ -421,6 +421,7 @@ class Generator implements Iterator {
                                        // resumes execution of the
                                        // generator.
 }
+?>
 ]]>
    </programlisting>
   </example>