diff --git a/erpnext/manufacturing/doctype/production_plan/production_plan.js b/erpnext/manufacturing/doctype/production_plan/production_plan.js
index 64c952b..1a64bc5 100644
--- a/erpnext/manufacturing/doctype/production_plan/production_plan.js
+++ b/erpnext/manufacturing/doctype/production_plan/production_plan.js
@@ -201,9 +201,9 @@
 				title: title,
 				fields: [
 					{
-						"fieldtype": "Table MultiSelect", "label": __("Source Warehouses"),
+						"fieldtype": "Table MultiSelect", "label": __("Source Warehouses (Optional)"),
 						"fieldname": "warehouses", "options": "Production Plan Material Request Warehouse",
-						"description": "System will pickup the materials from the selected warehouses",
+						"description": __("System will pickup the materials from the selected warehouses. If not specified, system will create material request for purchase."),
 						get_query: function () {
 							return {
 								filters: {
diff --git a/erpnext/manufacturing/report/bom_operations_time/bom_operations_time.py b/erpnext/manufacturing/report/bom_operations_time/bom_operations_time.py
index 1279011..e7d9265 100644
--- a/erpnext/manufacturing/report/bom_operations_time/bom_operations_time.py
+++ b/erpnext/manufacturing/report/bom_operations_time/bom_operations_time.py
@@ -103,7 +103,7 @@
 		"fieldtype": "Int",
 		"width": 140
 	}, {
-		"label": _("Subassembly BOM Count"),
+		"label": _("Sub-assembly BOM Count"),
 		"fieldname": "used_as_subassembly_items",
 		"fieldtype": "Int",
 		"width": 180