diff --git a/erpnext/stock/report/total_stock_summary/total_stock_summary.py b/erpnext/stock/report/total_stock_summary/total_stock_summary.py
index 41e2f86..ed52393 100644
--- a/erpnext/stock/report/total_stock_summary/total_stock_summary.py
+++ b/erpnext/stock/report/total_stock_summary/total_stock_summary.py
@@ -30,7 +30,7 @@
 
 	if filters.get("group_by") == "Warehouse":
 		if filters.get("company"):
-			conditions += " AND warehouse.company = '%s'" % frappe.db.escape(filters.get("company"), percent=False)
+			conditions += " AND warehouse.company = %s" % frappe.db.escape(filters.get("company"), percent=False)
 
 		conditions += " GROUP BY ledger.warehouse, item.item_code"
 		columns += "'' as company, ledger.warehouse"