diff --git a/docs/dev-ops/environment/docker-compose.yml b/docs/dev-ops/environment/docker-compose.yml
index d9abb40802c5b4eb145467e60a1fd5d9050d5bd2..52b5c2ebe4f8ebc47328ac0902f988d11fc93fee 100644
--- a/docs/dev-ops/environment/docker-compose.yml
+++ b/docs/dev-ops/environment/docker-compose.yml
@@ -108,7 +108,6 @@ services:
     ports:
       - 8899:80
     environment:
-      - PMA_ARBITRARY=1
       - PMA_HOST=mysql
       - PMA_PORT=3306
       - MYSQL_ROOT_PASSWORD=123456
@@ -171,4 +170,4 @@ services:
 
 networks:
   my-network:
-    driver: bridge
\ No newline at end of file
+    driver: bridge