diff --git a/src/doc.janet b/src/doc.janet
index afb73e3..fe66592 100644
--- a/src/doc.janet
+++ b/src/doc.janet
@@ -28,7 +28,7 @@
  "lists" ["any?" "append" "at" "butlast" "coll?" "concat" "count" "each!" "empty?" "filter" "first" "fold" "join" "keep" "last" "list" "list?" "map" "ordered?" "random" "range" "rest" "second" "sentence" "slice"]
  "sets" ["any?" "append" "coll?" "concat" "contains?" "count" "empty?" "omit" "random" "set" "set?"]
  "tuples" ["any?" "at" "coll?" "count" "empty?" "first" "last" "ordered?" "rest" "second" "tuple?"]
- "strings" ["any?" "concat" "count" "downcase" "empty?" "join" "sentence" "show" "slice" "split" "string" "string?" "strip" "trim" "upcase" "words"]
+ "strings" ["any?" "chars" "chars/safe" "concat" "count" "downcase" "empty?" "join" "sentence" "show" "slice" "split" "string" "string?" "strip" "trim" "upcase" "words"]
  "types and values" ["assoc?" "bool?" "box?" "coll?" "dict?" "eq?" "fn?" "keyword?" "list?" "neq?" "nil?" "number?" "ordered?" "set?" "show" "some" "some?" "string?" "tuple?" "type"]
  "boxes and state" ["box?" "unbox" "store!" "update!"]
  "results" ["err" "err?" "ok" "ok?" "unwrap!" "unwrap_or"]