diff --git a/packages/parse5/lib/parser/formatting-element-list.test.ts b/packages/parse5/lib/parser/formatting-element-list.test.ts
index e313a6700..a0a415cc2 100644
--- a/packages/parse5/lib/parser/formatting-element-list.test.ts
+++ b/packages/parse5/lib/parser/formatting-element-list.test.ts
@@ -1,7 +1,7 @@
 import * as assert from 'assert';
 import { TAG_NAMES as $, NAMESPACES as NS } from '../common/html.js';
 import { TagToken, TokenType } from '../common/token.js';
-import { FormattingElementList } from './formatting-element-list.js';
+import { FormattingElementList, EntryType } from './formatting-element-list.js';
 import { generateTestsForEachTreeAdapter } from '../../../../test/utils/common.js';
 
 generateTestsForEachTreeAdapter('FormattingElementList', (treeAdapter) => {
@@ -20,11 +20,11 @@ generateTestsForEachTreeAdapter('FormattingElementList', (treeAdapter) => {
 
         list.insertMarker();
         assert.strictEqual(list.entries.length, 1);
-        assert.strictEqual(list.entries[0].type, FormattingElementList.MARKER_ENTRY);
+        assert.strictEqual(list.entries[0].type, EntryType.Marker);
 
         list.insertMarker();
         assert.strictEqual(list.entries.length, 2);
-        assert.strictEqual(list.entries[0].type, FormattingElementList.MARKER_ENTRY);
+        assert.strictEqual(list.entries[0].type, EntryType.Marker);
     });
 
     test('Push element', () => {
@@ -36,13 +36,13 @@ generateTestsForEachTreeAdapter('FormattingElementList', (treeAdapter) => {
 
         list.pushElement(element1, element1Token);
         assert.strictEqual(list.entries.length, 1);
-        assert.strictEqual(list.entries[0].type, FormattingElementList.ELEMENT_ENTRY);
+        assert.strictEqual(list.entries[0].type, EntryType.Element as const);
         assert.strictEqual(list.entries[0].element, element1);
         assert.strictEqual(list.entries[0].token, element1Token);
 
         list.pushElement(element2, element2Token);
         assert.strictEqual(list.entries.length, 2);
-        assert.strictEqual(list.entries[0].type, FormattingElementList.ELEMENT_ENTRY);
+        assert.strictEqual(list.entries[0].type, EntryType.Element);
         assert.strictEqual(list.entries[0].element, element2);
         assert.strictEqual(list.entries[0].token, element2Token);
     });
@@ -113,7 +113,7 @@ generateTestsForEachTreeAdapter('FormattingElementList', (treeAdapter) => {
         expect(list.entries[4]).toHaveProperty('token', token3);
         expect(list.entries[3]).toHaveProperty('token', token4);
         expect(list.entries[2]).toHaveProperty('token', token5);
-        expect(list.entries[1]).toHaveProperty('type', FormattingElementList.MARKER_ENTRY);
+        expect(list.entries[1]).toHaveProperty('type', EntryType.Marker);
         expect(list.entries[0]).toHaveProperty('token', token6);
     });
 
@@ -201,7 +201,7 @@ generateTestsForEachTreeAdapter('FormattingElementList', (treeAdapter) => {
 
         const entry = list.getElementEntry(element1)!;
 
-        assert.strictEqual(entry.type, FormattingElementList.ELEMENT_ENTRY);
+        assert.strictEqual(entry.type, EntryType.Element);
         assert.strictEqual(entry.token, token);
         assert.strictEqual(entry.element, element1);
     });
diff --git a/packages/parse5/lib/parser/formatting-element-list.ts b/packages/parse5/lib/parser/formatting-element-list.ts
index 465e5f4ed..e6b89991d 100644
--- a/packages/parse5/lib/parser/formatting-element-list.ts
+++ b/packages/parse5/lib/parser/formatting-element-list.ts
@@ -4,9 +4,9 @@ import type { TreeAdapter, TreeAdapterTypeMap } from '../tree-adapters/interface
 //Const
 const NOAH_ARK_CAPACITY = 3;
 
-enum EntryType {
-    Marker = 'MARKER_ENTRY',
-    Element = 'ELEMENT_ENTRY',
+export enum EntryType {
+    Marker,
+    Element,
 }
 
 interface MarkerEntry {
@@ -141,8 +141,4 @@ export class FormattingElementList<T extends TreeAdapterTypeMap> {
             (entry) => entry.type === EntryType.Element && entry.element === element
         ) as ElementEntry<T> | null;
     }
-
-    //Entry types
-    static MARKER_ENTRY = EntryType.Marker as const;
-    static ELEMENT_ENTRY = EntryType.Element as const;
 }
diff --git a/packages/parse5/lib/parser/index.ts b/packages/parse5/lib/parser/index.ts
index 7913b67ec..9d4c064f4 100644
--- a/packages/parse5/lib/parser/index.ts
+++ b/packages/parse5/lib/parser/index.ts
@@ -1,6 +1,6 @@
 import { Tokenizer, TokenizerMode } from '../tokenizer/index.js';
 import { OpenElementStack } from './open-element-stack.js';
-import { FormattingElementList, ElementEntry } from './formatting-element-list.js';
+import { FormattingElementList, ElementEntry, EntryType } from './formatting-element-list.js';
 import { LocationInfoParserMixin } from '../extensions/location-info/parser-mixin.js';
 import { ErrorReportingParserMixin } from '../extensions/error-reporting/parser-mixin.js';
 import { Mixin } from '../utils/mixin.js';
@@ -582,8 +582,7 @@ export class Parser<T extends TreeAdapterTypeMap> {
 
         if (listLength) {
             const endIndex = this.activeFormattingElements.entries.findIndex(
-                (entry) =>
-                    entry.type === FormattingElementList.MARKER_ENTRY || this.openElements.contains(entry.element)
+                (entry) => entry.type === EntryType.Marker || this.openElements.contains(entry.element)
             );
 
             const unopenIdx = endIndex < 0 ? listLength - 1 : endIndex - 1;