diff --git a/__tests__/hiscores.test.ts b/__tests__/hiscores.test.ts
index 2f44060..9bd6665 100644
--- a/__tests__/hiscores.test.ts
+++ b/__tests__/hiscores.test.ts
@@ -12,7 +12,7 @@ import {
   getSkillPageURL,
   getStatsURL,
   BOSSES,
-  INVALID_FORMAT_ERROR,
+  InvalidFormatError,
   BH_MODES,
   parseJsonStats,
   HiscoresResponse
@@ -276,12 +276,12 @@ test('Parse CSV with unknown activity', () => {
   const statsWithUnknownActivity = `${lynxTitanStats}
     -1,-1`;
   expect(() => parseStats(statsWithUnknownActivity)).toThrow(
-    INVALID_FORMAT_ERROR
+    InvalidFormatError
   );
 });
 
 test('Parse invalid CSV', () => {
-  expect(() => parseStats('invalid')).toThrow(INVALID_FORMAT_ERROR);
+  expect(() => parseStats('invalid')).toThrow(InvalidFormatError);
 });
 
 describe('Get name format', () => {
diff --git a/src/utils/constants.ts b/src/utils/constants.ts
index 7cbc749..176a46a 100644
--- a/src/utils/constants.ts
+++ b/src/utils/constants.ts
@@ -280,8 +280,6 @@ export const FORMATTED_SOUL_WARS = 'Soul Wars Zeal';
 export const FORMATTED_LEAGUE_POINTS = 'League Points';
 export const FORMATTED_RIFTS_CLOSED = 'Rifts closed';
 
-export const INVALID_FORMAT_ERROR = 'Invalid hiscores format';
-export const PLAYER_NOT_FOUND_ERROR = 'Player not found';
 export class InvalidFormatError extends Error {
   __proto__ = Error;