diff --git a/n2n/Dockerfile b/n2n/Dockerfile
index 17abe9a..ac2680d 100644
--- a/n2n/Dockerfile
+++ b/n2n/Dockerfile
@@ -17,3 +17,4 @@ RUN set -xe \
 EXPOSE 5645/udp 7654/udp
 
 ENTRYPOINT ["supernode"]
+CMD ["-l", "7654"]