diff --git a/run_bind.sh b/run_bind.sh
index 2ddda78..4af2eac 100755
--- a/run_bind.sh
+++ b/run_bind.sh
@@ -3,7 +3,8 @@
 BASE_CONF_DIR=/etc/bind
 : "${DNS_PORT:=53}"
 : "${RNDC_PORT:=953}"
-[ "$1" = "interactive" ] && ARGS="-ti --entrypoint=/bin/bash"
+CMD="/usr/sbin/named -c /etc/bind/named.conf -4 -f"
+[ "$1" = "interactive" ] && ARGS="-ti --entrypoint=/bin/bash" && CMD=""
 
 # shellcheck disable=SC2086
 docker run $ARGS \
@@ -17,5 +18,4 @@ docker run $ARGS \
     -v $BASE_CONF_DIR/cache:/var/cache/bind \
     -v $BASE_CONF_DIR/zones:/var/lib/bind \
     -v $BASE_CONF_DIR/log:/var/log \
-    docker.io/internetsystemsconsortium/bind9:9.18 \
-    /usr/sbin/named -c /etc/bind/named.conf -4 -f
+    docker.io/internetsystemsconsortium/bind9:9.18 $CMD