diff --git a/erpnext/patches/v4_2/update_project_milestones.py b/erpnext/patches/v4_2/update_project_milestones.py
index 24a520ecd17..4f93eb9172b 100644
--- a/erpnext/patches/v4_2/update_project_milestones.py
+++ b/erpnext/patches/v4_2/update_project_milestones.py
@@ -2,6 +2,7 @@ import frappe
 
 def execute():
 	for project in frappe.db.sql_list("select name from tabProject"):
+		frappe.reload_doc("projects", "doctype", "project")
 		p = frappe.get_doc("Project", project)
 		p.update_milestones_completed()
 		p.db_set("percent_milestones_completed", p.percent_milestones_completed)