diff --git a/run_bind_container.sh b/run_bind_container.sh
index daa03b3..ee8d9d5 100755
--- a/run_bind_container.sh
+++ b/run_bind_container.sh
@@ -1,8 +1,8 @@
 #! /bin/bash
 
 BASE_CONF_DIR=/etc/bind
-: "${DNS_PORT:=55}"  # non-production default
-: "${RNDC_PORT:=955}"  # non-produciton default
+: "${DNS_PORT:=53}"
+: "${RNDC_PORT:=953}"
 CMD="/etc/bind/run.sh"
 [ "$1" = "interactive" ] && ARGS="-ti --entrypoint=/bin/bash" && CMD=""