diff --git a/test/docker-compose.yml b/test/docker-compose.yml
index 2dc0e2a..f9ed553 100644
--- a/test/docker-compose.yml
+++ b/test/docker-compose.yml
@@ -50,8 +50,8 @@ services:
     environment:
       - MQTT_BROKER=mosquitto:1883
       - MQTT_TOPIC=lambdaiot
-      - MQTT_USERNAME=${MOSQ_USER}
-      - MQTT_PASSWORD=${MOSQ_PASS}
+      - MQTT_USERNAME=testuser
+      - MQTT_PASSWORD=testpass
     command: sh -c "pip install paho-mqtt && python subscribe.py"
     depends_on:
       - mosquitto