reload block module
diff --git a/erpnext/patches/v5_0/newsletter.py b/erpnext/patches/v5_0/newsletter.py
index 1969c3c..bd95937 100644
--- a/erpnext/patches/v5_0/newsletter.py
+++ b/erpnext/patches/v5_0/newsletter.py
@@ -5,6 +5,7 @@
 import frappe.permissions
 
 def execute():
+	frappe.reload_doc("core", "doctype", "block_module")
 	frappe.reload_doctype("User")
 	frappe.reload_doctype("Lead")
 	frappe.reload_doctype("Contact")