diff --git a/ansible/roles/firewall/templates/main.conf.j2.j2 b/ansible/roles/firewall/templates/main.conf.j2.j2
index 92b74af3..7ad1ea28 100644
--- a/ansible/roles/firewall/templates/main.conf.j2.j2
+++ b/ansible/roles/firewall/templates/main.conf.j2.j2
@@ -58,7 +58,7 @@ APPSKETCH_SWITCH=1
 
 [FIREWALL]
 # hijack, replace
-DNS_RESPONSE_MODE=replace
+PACKET_RESPONSE_MODE=replace
 HTTP_PAGE200=./tsgconf/HTTP200.html
 HTTP_PAGE204=./tsgconf/HTTP204.html
 HTTP_PAGE403=./tsgconf/HTTP403.html
diff --git a/ansible/roles/traffic-engine/files/helm/conf/main.conf b/ansible/roles/traffic-engine/files/helm/conf/main.conf
index ae4de5e8..40ef63c2 100644
--- a/ansible/roles/traffic-engine/files/helm/conf/main.conf
+++ b/ansible/roles/traffic-engine/files/helm/conf/main.conf
@@ -53,7 +53,7 @@ APPSKETCH_SWITCH=0
 
 [FIREWALL]
 # hijack, replace
-DNS_RESPONSE_MODE=replace
+PACKET_RESPONSE_MODE=replace
 HTTP_PAGE200=./tsgconf/HTTP200.html
 HTTP_PAGE204=./tsgconf/HTTP204.html
 HTTP_PAGE403=./tsgconf/HTTP403.html