diff --git a/docker-compose.yml b/docker-compose.yml
index 5e4381f..a68e799 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -42,13 +42,11 @@
       - ${HOME}/tmp/sparkdata:/mnt/sparkdata
   kafka:
     image: analytics/kafka:latest
+    hostname: kafka
     ports:
       - 9092
     networks:
       - spark-network
-    # environment:
-    #   - "PYSPARK_PYTHON=/usr/local/bin/python3"
-    # working_dir: /home/pyspark/work
     volumes:
       - ${HOME}/tmp/sparkdata:/mnt/sparkdata
 networks: