diff --git a/Dockerfile b/Dockerfile
index 011edbf..52a14c1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,8 @@
 FROM alpine:3.14
 RUN \
   apk -U upgrade && apk add mosquitto mosquitto-clients openssl && \
-  echo "log_dest stdout" >/etc/mosquitto/mosquitto.conf
+  echo "log_dest stdout" >/etc/mosquitto/mosquitto.conf && \
+  echo "listener 1883" >>/etc/mosquitto/mosquitto.conf && \
+  echo "allow_anonymous true" >>/etc/mosquitto/mosquitto.conf
+
 ENTRYPOINT ["mosquitto", "-c", "/etc/mosquitto/mosquitto.conf"]