diff --git a/bin/tests/system/reclimit/ns3/named1.conf b/bin/tests/system/reclimit/ns3/named1.conf
index 558c230a5c..f62742d123 100644
--- a/bin/tests/system/reclimit/ns3/named1.conf
+++ b/bin/tests/system/reclimit/ns3/named1.conf
@@ -25,8 +25,7 @@ options {
 	pid-file "named.pid";
 	listen-on { 10.53.0.3; };
 	listen-on-v6 { none; };
-        servfail-ttl 0;
-        max-recursion-depth 12;
+	max-recursion-depth 12;
 };
 
 key rndc_key {
diff --git a/bin/tests/system/reclimit/ns3/named2.conf b/bin/tests/system/reclimit/ns3/named2.conf
index eb1fa09f63..0ea4dcc420 100644
--- a/bin/tests/system/reclimit/ns3/named2.conf
+++ b/bin/tests/system/reclimit/ns3/named2.conf
@@ -25,8 +25,7 @@ options {
 	pid-file "named.pid";
 	listen-on { 10.53.0.3; };
 	listen-on-v6 { none; };
-        servfail-ttl 0;
-        max-recursion-depth 5;
+	max-recursion-depth 5;
 };
 
 key rndc_key {
diff --git a/bin/tests/system/reclimit/ns3/named3.conf b/bin/tests/system/reclimit/ns3/named3.conf
index 1c3679a89e..2267699424 100644
--- a/bin/tests/system/reclimit/ns3/named3.conf
+++ b/bin/tests/system/reclimit/ns3/named3.conf
@@ -25,8 +25,7 @@ options {
 	pid-file "named.pid";
 	listen-on { 10.53.0.3; };
 	listen-on-v6 { none; };
-        servfail-ttl 0;
-        max-recursion-depth 100;
+	max-recursion-depth 100;
 };
 
 key rndc_key {
diff --git a/bin/tests/system/reclimit/ns3/named4.conf b/bin/tests/system/reclimit/ns3/named4.conf
index 46da44803c..f82e1b2353 100644
--- a/bin/tests/system/reclimit/ns3/named4.conf
+++ b/bin/tests/system/reclimit/ns3/named4.conf
@@ -25,9 +25,8 @@ options {
 	pid-file "named.pid";
 	listen-on { 10.53.0.3; };
 	listen-on-v6 { none; };
-        servfail-ttl 0;
-        max-recursion-depth 100;
-        max-recursion-queries 40;
+	max-recursion-depth 100;
+	max-recursion-queries 40;
 };
 
 key rndc_key {