Update production_analytics.py
diff --git a/erpnext/manufacturing/report/production_analytics/production_analytics.py b/erpnext/manufacturing/report/production_analytics/production_analytics.py
index 20b098a..0602193 100644
--- a/erpnext/manufacturing/report/production_analytics/production_analytics.py
+++ b/erpnext/manufacturing/report/production_analytics/production_analytics.py
@@ -31,7 +31,7 @@
 		columns.append(
 			{
 			"label": _(label),
-			"fieldname":field_name,
+			"fieldname": field_name,
 			"fieldtype": "Float",
 			"width": 120
 		},