diff --git a/pyproject.toml b/pyproject.toml
index 6f2fc60..d9d39ab 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "isp-workbook-parser"
-version = "1.2.0"
+version = "1.2.1"
 description = "A Python package for reading data from the Inputs, Assumptions and Scenarios Report (IASR) Microsoft Excel workbook published by the Australian Energy Market Operator for use in their Integrated System Plan modelling."
 authors = [
     { name = "nick-gorman", email = "n.gorman305@gmail.com" },
diff --git a/src/isp_table_configs/6.0/marginal_loss_factors.yaml b/src/isp_table_configs/6.0/marginal_loss_factors.yaml
index da4cb66..d42ddb9 100644
--- a/src/isp_table_configs/6.0/marginal_loss_factors.yaml
+++ b/src/isp_table_configs/6.0/marginal_loss_factors.yaml
@@ -4,7 +4,7 @@ marginal_loss_factors_existing_generators:
   end_row: 260
   column_range: "B:C"
 
-marginal_loss_factors_committed_projects:
+marginal_loss_factors_committed_generators:
   sheet_name: "Marginal Loss Factors"
   header_rows: 8
   end_row: 35