diff --git a/suricata.yaml.in b/suricata.yaml.in
index 619b183d1f..02f540e7dc 100644
--- a/suricata.yaml.in
+++ b/suricata.yaml.in
@@ -790,14 +790,6 @@ app-layer:
     tftp:
       enabled: yes
     dns:
-      # memcaps. Globally and per flow/state.
-      #global-memcap: 16mb
-      #state-memcap: 512kb
-
-      # How many unreplied DNS requests are considered a flood.
-      # If the limit is reached, app-layer-event:dns.flooded; will match.
-      #request-flood: 500
-
       tcp:
         enabled: yes
         detection-ports: