diff --git a/erpnext/accounts/report/customer_ledger_summary/customer_ledger_summary.py b/erpnext/accounts/report/customer_ledger_summary/customer_ledger_summary.py
index a257ba4..6b0d3c9 100644
--- a/erpnext/accounts/report/customer_ledger_summary/customer_ledger_summary.py
+++ b/erpnext/accounts/report/customer_ledger_summary/customer_ledger_summary.py
@@ -221,7 +221,7 @@
 		if self.filters.party_type == "Customer":
 			if self.filters.get("customer_group"):
 				lft, rgt = frappe.get_cached_value(
-					"Customer Group", self.filters.get("customer_group"), ["lft" "rgt"]
+					"Customer Group", self.filters["customer_group"], ["lft", "rgt"]
 				)
 
 				conditions.append(