diff --git a/dev.env b/dev.env
index c21673b6..6dcd3b16 100644
--- a/dev.env
+++ b/dev.env
@@ -8,7 +8,7 @@ GOTRUE_JWT_SECRET=hello456
 # user sign up will automatically be confirmed if this is set to true
 # if you have OAuth2 set up or smtp configured, you can set this to false
 # to enforce email confirmation or OAuth2 login instead
-GOTRUE_MAILER_AUTOCONFIRM=true
+GOTRUE_MAILER_AUTOCONFIRM=false
 
 # if you enable mail confirmation, you need to set the SMTP configuration below
 GOTRUE_SMTP_HOST=smtp.gmail.com
diff --git a/doc/deployment.md b/doc/deployment.md
index eb9d55c1..10c62920 100644
--- a/doc/deployment.md
+++ b/doc/deployment.md
@@ -13,6 +13,7 @@ we recommend using cloud compute services (as your host server) such as
 ## Software Requirements
 - [docker compose](https://docs.docker.com/compose)
 This is needed be installed in your host server
+- We recommend using approach as proposed by offical docker website: [Install Docker Engine](https://docs.docker.com/engine/install/)
 
 ## Steps
 
diff --git a/src/application.rs b/src/application.rs
index a915611c..7bb70de4 100644
--- a/src/application.rs
+++ b/src/application.rs
@@ -231,21 +231,20 @@ async fn setup_admin_account(
         Err(err.into())
       }
     },
-    Ok(resp) => match resp {
-      gotrue_entity::dto::SignUpResponse::Authenticated(resp) => {
-        tracing::info!(
-          "Admin user already created and authenticated at {:?}",
-          resp.user.email_confirmed_at
-        );
-        Ok(())
-      },
-      gotrue_entity::dto::SignUpResponse::NotAuthenticated(user) => match user.role.as_str() {
+    Ok(resp) => {
+      let admin_user = {
+        match resp {
+          gotrue_entity::dto::SignUpResponse::Authenticated(resp) => resp.user,
+          gotrue_entity::dto::SignUpResponse::NotAuthenticated(user) => user,
+        }
+      };
+      match admin_user.role.as_str() {
         "supabase_admin" => {
           tracing::info!("Admin user already created and set role to supabase_admin");
           Ok(())
         },
         _ => {
-          let user_id = user.id.parse::<uuid::Uuid>().unwrap();
+          let user_id = admin_user.id.parse::<uuid::Uuid>().unwrap();
           let result = sqlx::query(
             r#"
             UPDATE auth.users
@@ -263,7 +262,7 @@ async fn setup_admin_account(
 
           Ok(())
         },
-      },
+      }
     },
   }
 }