diff --git a/doc/neogen.txt b/doc/neogen.txt
index 639bed2..d20711f 100644
--- a/doc/neogen.txt
+++ b/doc/neogen.txt
@@ -183,6 +183,7 @@ Class~
 {child_name} `(string)` Which child node to use for appending the annotation
 {fallback} `(string)` Node to fallback if `child_name` is not found
 {position} "'after'"|"'before'" Place the annotation relative to position with `child_name` or `fallback`
+{disabled} `(table|nil)` Disable custom placement for provided types
 
 For example, to customize the placement for a python annotation, we can use `append`, like so: