diff --git a/bitnami/phpmyadmin/README.md b/bitnami/phpmyadmin/README.md
index 3f9ec595da4e..285e41da2ce3 100644
--- a/bitnami/phpmyadmin/README.md
+++ b/bitnami/phpmyadmin/README.md
@@ -236,8 +236,6 @@ version: '2'
 services:
   mariadb:
     image: 'bitnami/mariadb:latest'
-    environment:
-      - ALLOW_EMPTY_PASSWORD=yes
     environment:
       - ALLOW_EMPTY_PASSWORD=yes
     volumes: