diff --git a/pkgs/racket-doc/scribblings/reference/hashes.scrbl b/pkgs/racket-doc/scribblings/reference/hashes.scrbl
index 2dcb9aeccd..8bdcc52ebd 100644
--- a/pkgs/racket-doc/scribblings/reference/hashes.scrbl
+++ b/pkgs/racket-doc/scribblings/reference/hashes.scrbl
@@ -758,7 +758,7 @@ h
 
 }
 
-@defproc[(hash-intersect [h0 (and/c hash? (not/c immutable?))]
+@defproc[(hash-intersect [h0 (and/c hash? immutable?)]
 			 [h hash?] ...
                          [#:combine combine
                                     (-> any/c any/c any/c)