diff --git a/erpnext/accounts/doctype/pricing_rule/utils.py b/erpnext/accounts/doctype/pricing_rule/utils.py
index d3db130..8a8e329 100644
--- a/erpnext/accounts/doctype/pricing_rule/utils.py
+++ b/erpnext/accounts/doctype/pricing_rule/utils.py
@@ -480,10 +480,10 @@
 	rule_applied = {}
 
 	for item in doc.get("items"):
-		if not item.pricing_rules:
-			item.pricing_rules = item_row.pricing_rules
-
 		if item.get(apply_on) in items:
+			if not item.pricing_rules:
+				item.pricing_rules = item_row.pricing_rules
+
 			for field in ['discount_percentage', 'discount_amount', 'rate']:
 				if not pr_doc.get(field): continue