diff --git a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
index e83525dbac5..c6ae9377a0d 100644
--- a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
+++ b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
@@ -527,7 +527,11 @@ class PurchaseInvoice(BuyingController):
 		if self.update_stock == 1:
 			self.repost_future_sle_and_gle()
 
-		self.update_project()
+		if (
+			frappe.db.get_single_value("Buying Settings", "project_update_frequency") == "Each Transaction"
+		):
+			self.update_project()
+
 		update_linked_doc(self.doctype, self.name, self.inter_company_invoice_reference)
 		self.update_advance_tax_references()
 
@@ -1262,7 +1266,10 @@ class PurchaseInvoice(BuyingController):
 		if self.update_stock == 1:
 			self.repost_future_sle_and_gle()
 
-		self.update_project()
+		if (
+			frappe.db.get_single_value("Buying Settings", "project_update_frequency") == "Each Transaction"
+		):
+			self.update_project()
 		self.db_set("status", "Cancelled")
 
 		unlink_inter_company_doc(self.doctype, self.name, self.inter_company_invoice_reference)
diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index a71d71b83a8..4991b482161 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -351,5 +351,6 @@ erpnext.patches.v15_0.rename_depreciation_amount_based_on_num_days_in_month_to_d
 erpnext.patches.v15_0.set_reserved_stock_in_bin
 erpnext.patches.v14_0.create_accounting_dimensions_in_supplier_quotation
 erpnext.patches.v14_0.update_zero_asset_quantity_field
+execute:frappe.db.set_single_value("Buying Settings", "project_update_frequency", "Each Transaction")
 # below migration patch should always run last
 erpnext.patches.v14_0.migrate_gl_to_payment_ledger