diff --git a/agora pkg chapter.md b/agora pkg chapter.md
index da40bd0c1..68c9ef914 100644
--- a/agora pkg chapter.md	
+++ b/agora pkg chapter.md	
@@ -103,6 +103,7 @@ If you are reading this book, you probably know Agora Protocol even before readi
 - #tags
   - tags designate entities as related to the annotated resource
 - [[wikilinks]]
+  - wikilinks designate entities as related to the annotated resource
 - [[backlinks]]
 - [[optimistic linking]]
 - [[outlines]]