diff --git a/bin/tests/system/mirror/ns3/named.args b/bin/tests/system/mirror/ns3/named.args
index ac8c56c000..5330759bd4 100644
--- a/bin/tests/system/mirror/ns3/named.args
+++ b/bin/tests/system/mirror/ns3/named.args
@@ -1 +1 @@
--D mirror-ns3 -X named.lock -m record,size,mctx -T clienttest -c named.conf -d 99 -g -U 4 -T tat=1
+-D mirror-ns3 -X named.lock -m record,size,mctx -T clienttest -c named.conf -d 99 -g -U 4 -T tat=3
diff --git a/bin/tests/system/mirror/tests.sh b/bin/tests/system/mirror/tests.sh
index d4ed7d3ad2..1171ef7693 100644
--- a/bin/tests/system/mirror/tests.sh
+++ b/bin/tests/system/mirror/tests.sh
@@ -12,7 +12,7 @@
 SYSTEMTESTTOP=..
 . $SYSTEMTESTTOP/conf.sh
 
-DIGOPTS="-p ${PORT} -b 10.53.0.1 +dnssec +time=1 +tries=1 +multi"
+DIGOPTS="-p ${PORT} -b 10.53.0.1 +dnssec +time=2 +tries=1 +multi"
 RNDCCMD="$RNDC -c $SYSTEMTESTTOP/common/rndc.conf -p ${CONTROLPORT} -s"
 
 # Wait until the transfer of the given zone to ns3 either completes successfully
@@ -213,6 +213,14 @@ nextpartpeek ns3/named.run | grep "verify-load.*mirror zone is now in use" > /de
 if [ $ret != 0 ]; then echo_i "failed"; fi
 status=`expr $status + $ret`
 
+n=`expr $n + 1`
+echo_i "ensuring trust anchor telemetry queries are sent upstream for a mirror zone ($n)"
+ret=0
+# ns3 is started with "-T tat=3", so TAT queries should have already been sent.
+grep "_ta-[-0-9a-f]*/NULL" ns1/named.run > /dev/null || ret=1
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=`expr $status + $ret`
+
 n=`expr $n + 1`
 echo_i "checking that loading a correctly signed mirror zone from disk succeeds ($n)"
 ret=0
@@ -541,13 +549,5 @@ grep "flags:.* ad" dig.out.ns3.test$n > /dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
 status=`expr $status + $ret`
 
-n=`expr $n + 1`
-echo_i "ensuring trust anchor telemetry queries are sent upstream for a mirror zone ($n)"
-ret=0
-# ns3 is started with "-T tat=1", so TAT queries should have already been sent.
-grep "_ta-[-0-9a-f]*/NULL" ns1/named.run > /dev/null || ret=1
-if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
-
 echo_i "exit status: $status"
 [ $status -eq 0 ] || exit 1