diff --git a/docs/reference/glib/tmpl/error_reporting.sgml b/docs/reference/glib/tmpl/error_reporting.sgml
index 858e48e7c..895fff3c4 100644
--- a/docs/reference/glib/tmpl/error_reporting.sgml
+++ b/docs/reference/glib/tmpl/error_reporting.sgml
@@ -257,6 +257,11 @@ g_spawn_error_quark (void)
 </listitem>
 <listitem>
 <para>
+The quark function for the error domain is called <literal>&lt;namespace&gt;_&lt;module&gt;_error_quark</literal>, for example g_spawn_error_quark() or %g_thread_error_quark().
+</para>
+</listitem>
+<listitem>
+<para>
 The error codes are in an enumeration called 
 <literal>&lt;Namespace&gt;&lt;Module&gt;Error</literal>; for example,
 #GThreadError or #GSpawnError.