diff --git a/man/gbz80.7 b/man/gbz80.7
index af70edb5..17b33283 100644
--- a/man/gbz80.7
+++ b/man/gbz80.7
@@ -615,9 +615,6 @@ to the adjustment.
 .It
 Subtract the adjustment from
 .Sy A .
-.It
-Set the carry flag if borrow (i.e. if adjustment >
-.Sy A ) .
 .El
 .It If the subtract flag Sy N No is not set:
 .Bl -enum -compact
@@ -639,15 +636,13 @@ to the adjustment.
 If the carry flag is set or
 .Sy A
 >
-.Ad $9F ,
+.Ad $99 ,
 then add
 .Ad $60
-to the adjustment.
+to the adjustment and set the carry flag.
 .It
 Add the adjustment to
 .Sy A .
-.It
-Set the carry flag if overflow from bit 7.
 .El
 .El
 .Pp