diff --git a/ChangeLog b/ChangeLog
index 1f515b952..be3eacd6f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -81,6 +81,9 @@
      [regress/Makefile]
      unit tests for new buffer API; including basic fuzz testing
      NB. Id sync only.
+   - djm@cvs.openbsd.org 2014/05/21 07:04:21
+     [regress/integrity.sh]
+     when failing because of unexpected output, show the offending output
 
 20140618
  - (tim) [openssh/session.c] Work around to get chroot sftp working on UnixWare
diff --git a/regress/integrity.sh b/regress/integrity.sh
index 03d80618c..d3a489ff7 100644
--- a/regress/integrity.sh
+++ b/regress/integrity.sh
@@ -1,4 +1,4 @@
-#	$OpenBSD: integrity.sh,v 1.13 2014/04/21 22:15:37 djm Exp $
+#	$OpenBSD: integrity.sh,v 1.14 2014/05/21 07:04:21 djm Exp $
 #	Placed in the Public Domain.
 
 tid="integrity"
@@ -54,14 +54,14 @@ for m in $macs; do
 			fail "ssh -m $m succeeds with bit-flip at $off"
 		fi
 		ecnt=`expr $ecnt + 1`
-		output=$(tail -2 $TEST_SSH_LOGFILE | egrep -v "^debug" | \
+		out=$(tail -2 $TEST_SSH_LOGFILE | egrep -v "^debug" | \
 		     tr -s '\r\n' '.')
-		case "$output" in
+		case "$out" in
 		Bad?packet*)	elen=`expr $elen + 1`; skip=3;;
 		Corrupted?MAC* | Decryption?integrity?check?failed*)
 				emac=`expr $emac + 1`; skip=0;;
 		padding*)	epad=`expr $epad + 1`; skip=0;;
-		*)		fail "unexpected error mac $m at $off";;
+		*)		fail "unexpected error mac $m at $off: $out";;
 		esac
 	done
 	verbose "test $tid: $ecnt errors: mac $emac padding $epad length $elen"