diff --git a/frappe/database/mariadb/setup_db.py b/frappe/database/mariadb/setup_db.py
index 035ac18c0c..80a67584c1 100644
--- a/frappe/database/mariadb/setup_db.py
+++ b/frappe/database/mariadb/setup_db.py
@@ -163,7 +163,10 @@ def check_compatible_versions():
 def get_root_connection():
 	if not frappe.local.flags.root_connection:
 		if not frappe.flags.root_login:
-			frappe.flags.root_login = "root"
+			frappe.flags.root_login = frappe.conf.get("root_login") or None
+
+		if not frappe.flags.root_login:
+			frappe.flags.root_login = input("Enter mysql super user [root]: ") or "root"
 
 		if not frappe.flags.root_password:
 			frappe.flags.root_password = frappe.conf.get("root_password") or None
diff --git a/frappe/database/postgres/setup_db.py b/frappe/database/postgres/setup_db.py
index 83ab09c36f..9b64293144 100644
--- a/frappe/database/postgres/setup_db.py
+++ b/frappe/database/postgres/setup_db.py
@@ -67,7 +67,7 @@ def get_root_connection():
 			frappe.flags.root_login = frappe.conf.get("root_login") or None
 
 		if not frappe.flags.root_login:
-			frappe.flags.root_login = input("Enter postgres super user: ")
+			frappe.flags.root_login = input("Enter postgres super user [postgres]: ") or "postgres"
 
 		if not frappe.flags.root_password:
 			frappe.flags.root_password = frappe.conf.get("root_password") or None