diff --git a/bin/tests/system/reclimit/ns3/named1.conf.in b/bin/tests/system/reclimit/ns3/named1.conf.in
index 6275d5904a..08c2c694c0 100644
--- a/bin/tests/system/reclimit/ns3/named1.conf.in
+++ b/bin/tests/system/reclimit/ns3/named1.conf.in
@@ -34,4 +34,16 @@ controls {
 	inet 10.53.0.3 port @CONTROLPORT@ allow { any; } keys { rndc_key; };
 };
 
+server 10.53.0.2 {
+	tcp-on-no-cookie false;
+};
+
+server 10.53.0.4 {
+	tcp-on-no-cookie false;
+};
+
+server 10.53.0.7 {
+	tcp-on-no-cookie false;
+};
+
 zone "." { type hint; file "hints.db"; };
diff --git a/bin/tests/system/reclimit/ns3/named2.conf.in b/bin/tests/system/reclimit/ns3/named2.conf.in
index 3d6d27e912..6add441abd 100644
--- a/bin/tests/system/reclimit/ns3/named2.conf.in
+++ b/bin/tests/system/reclimit/ns3/named2.conf.in
@@ -34,4 +34,16 @@ controls {
 	inet 10.53.0.3 port @CONTROLPORT@ allow { any; } keys { rndc_key; };
 };
 
+server 10.53.0.2 {
+	tcp-on-no-cookie false;
+};
+
+server 10.53.0.4 {
+	tcp-on-no-cookie false;
+};
+
+server 10.53.0.7 {
+	tcp-on-no-cookie false;
+};
+
 zone "." { type hint; file "hints.db"; };
diff --git a/bin/tests/system/reclimit/ns3/named3.conf.in b/bin/tests/system/reclimit/ns3/named3.conf.in
index 57dbf032f7..981c9b5298 100644
--- a/bin/tests/system/reclimit/ns3/named3.conf.in
+++ b/bin/tests/system/reclimit/ns3/named3.conf.in
@@ -35,4 +35,16 @@ controls {
 	inet 10.53.0.3 port @CONTROLPORT@ allow { any; } keys { rndc_key; };
 };
 
+server 10.53.0.2 {
+	tcp-on-no-cookie false;
+};
+
+server 10.53.0.4 {
+	tcp-on-no-cookie false;
+};
+
+server 10.53.0.7 {
+	tcp-on-no-cookie false;
+};
+
 zone "." { type hint; file "hints.db"; };
diff --git a/bin/tests/system/reclimit/ns3/named4.conf.in b/bin/tests/system/reclimit/ns3/named4.conf.in
index c095913fe9..9c925d8eeb 100644
--- a/bin/tests/system/reclimit/ns3/named4.conf.in
+++ b/bin/tests/system/reclimit/ns3/named4.conf.in
@@ -35,4 +35,16 @@ controls {
 	inet 10.53.0.3 port @CONTROLPORT@ allow { any; } keys { rndc_key; };
 };
 
+server 10.53.0.2 {
+	tcp-on-no-cookie false;
+};
+
+server 10.53.0.4 {
+	tcp-on-no-cookie false;
+};
+
+server 10.53.0.7 {
+	tcp-on-no-cookie false;
+};
+
 zone "." { type hint; file "hints.db"; };