No method in multimethod 'coll-reduce' for dispatch value: *lang.MapKeySeq

[ingydotnet]

user=> *glojure-version*
{:major 0, :minor 6, :incremental 4, :qualifier "0.20250929003225-8a0e8eb65a43+dirty"}
user=> (->> *ns* ns-map keys (map str) count)
632
user=> (->> *ns* ns-map keys (mapv str) count)
No method in multimethod 'coll-reduce' for dispatch value: *lang.MapKeySeq

GLJ Stack:
repl:1:23:	(mapv str (keys (ns-map *ns*)))

user=>