diff --git a/bin/tests/system/zero/tests.sh b/bin/tests/system/zero/tests.sh
index b283c6e437..035447b4c8 100644
--- a/bin/tests/system/zero/tests.sh
+++ b/bin/tests/system/zero/tests.sh
@@ -40,22 +40,22 @@ awk '$2 == "0" { print "-q", $1, $4; print "-q", "zzz"$1, $4;}' > query.list
 timeout=$(($(wc -l < query.list) / 5))
 while [ $i -lt $passes ]
 do
-	(dig_with_opts @10.53.0.3 -f query.list > "dig.out$i.1.test$n") & pid1="$!"
-	(dig_with_opts @10.53.0.3 -f query.list > "dig.out$i.2.test$n") & pid2="$!"
-	(dig_with_opts @10.53.0.3 -f query.list > "dig.out$i.3.test$n") & pid3="$!"
-	(dig_with_opts @10.53.0.3 -f query.list > "dig.out$i.4.test$n") & pid4="$!"
-	(dig_with_opts @10.53.0.3 -f query.list > "dig.out$i.5.test$n") & pid5="$!"
-	(dig_with_opts @10.53.0.3 -f query.list > "dig.out$i.6.test$n") & pid6="$!"
+	(dig_with_opts -d +qr @10.53.0.3 -f query.list > "dig.out$i.1.test$n" 2>&1) & pid1="$!"
+	(dig_with_opts -d +qr @10.53.0.3 -f query.list > "dig.out$i.2.test$n" 2>&1) & pid2="$!"
+	(dig_with_opts -d +qr @10.53.0.3 -f query.list > "dig.out$i.3.test$n" 2>&1) & pid3="$!"
+	(dig_with_opts -d +qr @10.53.0.3 -f query.list > "dig.out$i.4.test$n" 2>&1) & pid4="$!"
+	(dig_with_opts -d +qr @10.53.0.3 -f query.list > "dig.out$i.5.test$n" 2>&1) & pid5="$!"
+	(dig_with_opts -d +qr @10.53.0.3 -f query.list > "dig.out$i.6.test$n" 2>&1) & pid6="$!"
 
-	retry_quiet "$timeout" wait_for_pid "$pid1" "$pid2" "$pid3" "$pid4" "$pid5" "$pid6" || ret=1
+	retry_quiet "$timeout" wait_for_pid "$pid1" "$pid2" "$pid3" "$pid4" "$pid5" "$pid6" || { echo_i "wait_for_pid failed"; ret=1; }
 	kill -TERM "$pid1" "$pid2" "$pid3" "$pid4" "$pid5" "$pid6" 2>/dev/null
 
-	wait "$pid1" || ret=1
-	wait "$pid2" || ret=1
-	wait "$pid3" || ret=1
-	wait "$pid4" || ret=1
-	wait "$pid5" || ret=1
-	wait "$pid6" || ret=1
+	wait "$pid1" || { echo_i "wait $pid1 (dig.out$i.1.test$n) failed with $?"; ret=1; }
+	wait "$pid2" || { echo_i "wait $pid2 (dig.out$i.2.test$n) failed with $?"; ret=1; }
+	wait "$pid3" || { echo_i "wait $pid3 (dig.out$i.3.test$n) failed with $?"; ret=1; }
+	wait "$pid4" || { echo_i "wait $pid4 (dig.out$i.4.test$n) failed with $?"; ret=1; }
+	wait "$pid5" || { echo_i "wait $pid5 (dig.out$i.5.test$n) failed with $?"; ret=1; }
+	wait "$pid6" || { echo_i "wait $pid6 (dig.out$i.6.test$n) failed with $?"; ret=1; }
 
 	grep "status: SERVFAIL" "dig.out$i.1.test$n" > /dev/null && ret=1
 	grep "status: SERVFAIL" "dig.out$i.2.test$n" > /dev/null && ret=1