diff --git a/others/database/initial_data.ddl b/others/database/initial_data.ddl
index 35427ad..44565aa 100644
--- a/others/database/initial_data.ddl
+++ b/others/database/initial_data.ddl
@@ -6,6 +6,8 @@ values
 
 
 -- initial oauth client details test data
+-- 'unity-client'   support browser,mobile-device visit
+-- 'mobile-client'  only support mobile-device visit
 truncate  oauth_client_details;
 insert into oauth_client_details
 (client_id, resource_ids, client_secret, scope, authorized_grant_types,
@@ -15,6 +17,6 @@ values
 ('unity-client','unity-resource', 'unity', 'read,write','password,authorization_code,refresh_token,implicit',
 null,'ROLE_UNITY',null,
 null,null, now(), 0, 0),
-('mobile-client','mobile-resource', 'mobile', 'read,write','password,authorization_code,refresh_token,implicit',
+('mobile-client','mobile-resource', 'mobile', 'read,write','password,refresh_token',
 null,'ROLE_MOBILE',null,
 null,null, now(), 0, 0);