* src/fns.c (Fmapconcat): Doc fix. (Bug#36418)

1 files changed, 1 insertions, 1 deletions

diff --git a/src/fns.c b/src/fns.c
index 2276a9971b2..97a505ecbef 100644
--- a/src/fns.c
+++ b/src/fns.c
@@ -2496,7 +2496,7 @@ DEFUN ("mapconcat", Fmapconcat, Smapconcat, 3, 3, 0,
 In between each pair of results, stick in SEPARATOR.  Thus, " " as
   SEPARATOR results in spaces between the values returned by FUNCTION.
 SEQUENCE may be a list, a vector, a bool-vector, or a string.
-SEPARATOR must be a string.
+SEPARATOR must be a string, a vector, or a list of characters.
 FUNCTION must be a function of one argument, and must return a value
   that is a sequence of characters: either a string, or a vector or
   list of numbers that are valid character codepoints.  */)