diff --git a/usr.bin/mktemp/mktemp.1 b/usr.bin/mktemp/mktemp.1
index e923f9be0936..7d65aaa8c0ae 100644
--- a/usr.bin/mktemp/mktemp.1
+++ b/usr.bin/mktemp/mktemp.1
@@ -76,7 +76,7 @@ provided; six
 will
 result in
 .Nm
-testing roughly 26 ** 6 combinations.
+selecting 1 of 56800235584 (62 ** 6) possible file names.
 .Pp
 If
 .Nm