diff --git a/doc/bird.sgml b/doc/bird.sgml
index a115852e..3ac38002 100644
--- a/doc/bird.sgml
+++ b/doc/bird.sgml
@@ -289,7 +289,9 @@ protocol rip {
 
 <p><descrip>
 	<tag>include "<m/filename/"</tag> 
-	This statement causes inclusion of a new file. The maximal depth is set to 5.
+	This statement causes inclusion of a new file. <m/Filename/ could also
+	be a wildcard. The maximal depth is 5. Note that this statement could be
+	used anywhere in the config file, not just as a top-level option.
 
 	<tag><label id="dsc-log">log "<m/filename/"|syslog [name <m/name/]|stderr all|{ <m/list of classes/ }</tag> 
 	Set logging of messages having the given class (either <cf/all/ or <cf/{