diff --git a/erpnext/stock/utils.py b/erpnext/stock/utils.py
index 11e758f..f9ac254 100644
--- a/erpnext/stock/utils.py
+++ b/erpnext/stock/utils.py
@@ -288,7 +288,6 @@
 		return
 
 	convertible_cols = {}
-
 	is_dict_obj = False
 	if isinstance(result[0], dict):
 		is_dict_obj = True
@@ -310,13 +309,13 @@
 	for row_idx, row in enumerate(result):
 		data = row.items() if is_dict_obj else enumerate(row)
 		for key, value in data:
-			if not key in convertible_columns or not conversion_factors[row_idx]:
+			if key not in convertible_columns or not conversion_factors[row_idx-1]:
 				continue
 
 			if convertible_columns.get(key) == 'rate':
-				new_value = flt(value) * conversion_factors[row_idx]
+				new_value = flt(value) * conversion_factors[row_idx-1]
 			else:
-				new_value = flt(value) / conversion_factors[row_idx]
+				new_value = flt(value) / conversion_factors[row_idx-1]
 
 			if not is_dict_obj:
 				row.insert(key+1, new_value)