1 files changed, 3 insertions, 1 deletions
diff --git a/tbl.7 b/tbl.7
index eba2827f..de408d8f 100644
--- a/tbl.7
+++ b/tbl.7
@@ -420,7 +420,9 @@ The GNU reimplementation of tbl, part of the groff package, was released
 in 1990 by James Clark.
 A standalone tbl implementation was written by Kristaps Dzonsons in
 2010.
-This formed the basis of the implementation that is part of the
+This formed the basis of the implementation that first appeared in
+.Ox 4.9
+as a part of the
 .Xr mandoc 1
 utility.
 .Sh AUTHORS