diff --git a/Dockerfile b/Dockerfile
index ad0aff9..58b0e1b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,5 +5,3 @@ RUN set -xe \
     && chmod +x /opt/run.sh
 VOLUME ["/etc/dhcp", "/var/lib/dhcp"]
 CMD ["/opt/run.sh"]
-
-EXPOSE 67/tcp