diff --git a/redo-sh.do b/redo-sh.do
index 761a162..9d50bbd 100644
--- a/redo-sh.do
+++ b/redo-sh.do
@@ -40,10 +40,10 @@ for sh in dash sh /usr/xpg4/bin/sh ash posh mksh ksh ksh88 ksh93 pdksh \
 	crash=${crash# }
 	
 	case $RV in
-		0)  echo "ok $msgs"; [ -n "$GOOD" ] || GOOD=$FOUND ;;
+		40)  echo "ok $msgs"; [ -n "$GOOD" ] || GOOD=$FOUND ;;
 		41) echo "failed    $msgs" ;;
 		42) echo "warnings  $msgs"; [ -n "$WARN" ] || WARN=$FOUND ;;
-		*)  echo "crashed   $crash" ;;
+		*)  echo "crash     $crash" ;;
 	esac
 done
 
diff --git a/t/shelltest.do b/t/shelltest.do
index 5c65254..7a7d6fc 100644
--- a/t/shelltest.do
+++ b/t/shelltest.do
@@ -2,7 +2,7 @@ set +e
 ( . ./shelltest.od )
 RV=$?
 case $RV in
-	0) exit 0 ;;
+	40) exit 0 ;;
 	42) exit 0 ;;
 	*) exit 1 ;;
 esac
diff --git a/t/shelltest.od b/t/shelltest.od
index 767a4ea..ba9adec 100644
--- a/t/shelltest.od
+++ b/t/shelltest.od
@@ -365,4 +365,5 @@ set x y z
 . ./dotparams.od a b || fail 115
 [ "$1-$2-$3" = "x-y-z" ] || fail 116
 
+[ -n "$FAIL" ] || exit 40
 exit $FAIL