diff --git a/src/utils/score.ts b/src/utils/score.ts
index a3b508fa..aa7e6e4c 100644
--- a/src/utils/score.ts
+++ b/src/utils/score.ts
@@ -103,7 +103,7 @@ const levelMarking: {[key: number]: number} = {
 	0: 0, // Beginner
 };
 
-const moduleMarkings: {[key in Module | "Overall"]: {[key in Type]: {[key: number]: number}}} = {
+const moduleMarkings: {[key in Module | "overall"]: {[key in Type]: {[key: number]: number}}} = {
 	reading: {
 		academic: academicMarking,
 		general: readingGeneralMarking,
@@ -124,13 +124,13 @@ const moduleMarkings: {[key in Module | "Overall"]: {[key in Type]: {[key: numbe
 		academic: levelMarking,
 		general: levelMarking,
 	},
-	Overall: {
+	overall: {
 		academic: levelMarking,
 		general: levelMarking,
 	},
 };
 
-export const calculateBandScore = (correct: number, total: number, module: Module | "Overall", type: Type) => {
+export const calculateBandScore = (correct: number, total: number, module: Module | "overall", type: Type) => {
 	const marking = moduleMarkings[module][type];
 	const percentage = (correct * 100) / total;