diff --git a/erpnext/accounts/doctype/pricing_rule/pricing_rule.py b/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
index b7c6d4a9728..bb4f5bc602c 100644
--- a/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
+++ b/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
@@ -280,7 +280,7 @@ def get_pricing_rule_for_item(args, price_list_rate=0, doc=None, for_validate=Fa
 
 		item_details.has_pricing_rule = 1
 
-		item_details.pricing_rules = ','.join([d.pricing_rule for d in rules])
+		item_details.pricing_rules = frappe.as_json([d.pricing_rule for d in rules])
 
 		if not doc: return item_details
 
@@ -370,7 +370,7 @@ def set_discount_amount(rate, item_details):
 
 def remove_pricing_rule_for_item(pricing_rules, item_details, item_code=None):
 	from erpnext.accounts.doctype.pricing_rule.utils import get_pricing_rule_items
-	for d in pricing_rules.split(','):
+	for d in json.loads(pricing_rules):
 		if not d or not frappe.db.exists("Pricing Rule", d): continue
 		pricing_rule = frappe.get_cached_doc('Pricing Rule', d)
 
diff --git a/erpnext/accounts/doctype/pricing_rule/utils.py b/erpnext/accounts/doctype/pricing_rule/utils.py
index dc27cfb3342..7d20208fc79 100644
--- a/erpnext/accounts/doctype/pricing_rule/utils.py
+++ b/erpnext/accounts/doctype/pricing_rule/utils.py
@@ -471,7 +471,7 @@ def apply_pricing_rule_on_transaction(doc):
 				doc.set_missing_values()
 
 def get_applied_pricing_rules(item_row):
-	return (item_row.get("pricing_rules").split(',')
+	return (json.loads(item_row.get("pricing_rules"))
 		if item_row.get("pricing_rules") else [])
 
 def get_product_discount_rule(pricing_rule, item_details, args=None, doc=None):
diff --git a/erpnext/controllers/taxes_and_totals.py b/erpnext/controllers/taxes_and_totals.py
index 82f820c4252..7534bf43a69 100644
--- a/erpnext/controllers/taxes_and_totals.py
+++ b/erpnext/controllers/taxes_and_totals.py
@@ -593,7 +593,7 @@ class calculate_taxes_and_totals(object):
 		base_rate_with_margin = 0.0
 		if item.price_list_rate:
 			if item.pricing_rules and not self.doc.ignore_pricing_rule:
-				for d in item.pricing_rules.split(','):
+				for d in json.loads(item.pricing_rules):
 					pricing_rule = frappe.get_cached_doc('Pricing Rule', d)
 
 					if (pricing_rule.margin_type == 'Amount' and pricing_rule.currency == self.doc.currency)\