diff --git a/docs/config.ld b/docs/config.ld
index e07da6df2..34af5014d 100644
--- a/docs/config.ld
+++ b/docs/config.ld
@@ -466,7 +466,7 @@ add_custom_tag {
     auto_subtags = false
 }
 
--- Mark the item ad hidden.
+-- Mark the item as hidden.
 -- This tag should be used to hide items from the documentation.
 -- @hidden
 add_custom_tag {