diff --git a/docker-compose.yml b/docker-compose.yml
index 8cce456..876582d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -11,9 +11,6 @@
       - spark-network
     environment:
       - "SPARK_LOCAL_IP=spark-master"
-      - "SPARK_MASTER_PORT=7077"
-      - "SPARK_MASTER_WEBUI_PORT=8080"
-      - "PYSPARK_PYTHON=/usr/local/bin/python3"
     command: "start-master.sh"
     volumes:
       - ${HOME}/tmp/sparkdata:/mnt/sparkdata
@@ -29,7 +26,6 @@
       - "SPARK_MASTER=spark://spark-master:7077"
       - "SPARK_WORKER_WEBUI_PORT=8080"
       - "SPARKMONITOR_UI_PORT=8080"
-      - "PYSPARK_PYTHON=/usr/local/bin/python3"
     command: "start-worker.sh"
     volumes:
       - ${HOME}/tmp/sparkdata:/mnt/sparkdata