diff --git a/metadata/service/proxy/admin.yml b/metadata/service/proxy/admin.yml
index e64949c..9da7ec1 100644
--- a/metadata/service/proxy/admin.yml
+++ b/metadata/service/proxy/admin.yml
@@ -1,6 +1,8 @@
 applications:
 - haproxy
 parameters:
+  _param:
+    haproxy_admin_password: password
   haproxy:
     proxy:
       listen:
@@ -8,7 +10,7 @@
           type: admin
           check: false
           binds:
-          - address: '*'
+          - address: '0.0.0.0'
             port: 9600
           user: admin
-          password: admin
+          password: ${_param:haproxy_admin_password}