diff --git a/.env.example b/.env.example
index 8b0a538d..b0c30ee2 100644
--- a/.env.example
+++ b/.env.example
@@ -17,7 +17,6 @@ REPO_CLONE_DIR=
 
 # port mapping
 DB_PORT=23798
-DASHBOARD_PORT=8502
 AIRFLOW_PORT=8080
 AIRFLOW_BASE_URL=