diff --git a/packages/devextreme/js/__internal/ui/html_editor/converters/m_markdown.ts b/packages/devextreme/js/__internal/ui/html_editor/converters/m_markdown.ts
index de1ba43347fe..f4910bee6373 100644
--- a/packages/devextreme/js/__internal/ui/html_editor/converters/m_markdown.ts
+++ b/packages/devextreme/js/__internal/ui/html_editor/converters/m_markdown.ts
@@ -1,6 +1,5 @@
 import { getWindow } from '@js/core/utils/window';
 import Errors from '@js/ui/widget/ui.errors';
-import TurnDown from 'turndown';
 
 import converterController from '../m_converterController';
 
@@ -12,7 +11,7 @@ class MarkdownConverter {
   constructor() {
     const window = getWindow();
     // @ts-expect-error
-    const turndown = window && window.TurndownService || TurnDown;
+    const turndown = window && window.TurndownService;
     // @ts-expect-error
     const showdown = window && window.showdown;
 
diff --git a/packages/devextreme/package.json b/packages/devextreme/package.json
index 07e0e0f84900..7fec71c64b70 100644
--- a/packages/devextreme/package.json
+++ b/packages/devextreme/package.json
@@ -36,8 +36,7 @@
     "inferno": "^7.4.9",
     "inferno-hydrate": "^7.4.9",
     "jszip": "^3.10.1",
-    "rrule": "^2.7.1",
-    "turndown": "~7.1.0"
+    "rrule": "^2.7.1"
   },
   "devDependencies": {
     "@babel/core": "7.23.9",
diff --git a/packages/devextreme/testing/helpers/quillDependencies/noTurndown.js b/packages/devextreme/testing/helpers/quillDependencies/noTurndown.js
deleted file mode 100644
index cf49d4ea1239..000000000000
--- a/packages/devextreme/testing/helpers/quillDependencies/noTurndown.js
+++ /dev/null
@@ -1 +0,0 @@
-window.TurndownService = module.exports = null;
diff --git a/packages/devextreme/testing/runner/Views/Main/RunSuite.cshtml b/packages/devextreme/testing/runner/Views/Main/RunSuite.cshtml
index 3df556977c62..ea0c1c1d1fd6 100644
--- a/packages/devextreme/testing/runner/Views/Main/RunSuite.cshtml
+++ b/packages/devextreme/testing/runner/Views/Main/RunSuite.cshtml
@@ -234,7 +234,6 @@
                     'fflate': '@Url.Content("~/packages/devextreme/node_modules/fflate/esm/browser.js")',
                     'jspdf': '@Url.Content("~/packages/devextreme/node_modules/jspdf/dist/jspdf.umd.js")',
                     'jspdf-autotable': '@Url.Content("~/packages/devextreme/node_modules/jspdf-autotable/dist/jspdf.plugin.autotable.js")',
-                    'turndown': '@Url.Content("~/packages/devextreme/node_modules/turndown/lib/turndown.browser.umd.js")',
                     'rrule': '@Url.Content("~/packages/devextreme/node_modules/rrule/dist/es5/rrule.js")',
 
                     // Inferno
diff --git a/packages/devextreme/testing/tests/DevExpress.ui.widgets.htmlEditor/htmlEditor.missingModules.tests.part2.js b/packages/devextreme/testing/tests/DevExpress.ui.widgets.htmlEditor/htmlEditor.missingModules.tests.part2.js
index 7d8c327494d0..339dd30efcf3 100644
--- a/packages/devextreme/testing/tests/DevExpress.ui.widgets.htmlEditor/htmlEditor.missingModules.tests.part2.js
+++ b/packages/devextreme/testing/tests/DevExpress.ui.widgets.htmlEditor/htmlEditor.missingModules.tests.part2.js
@@ -1,2 +1 @@
 require('../../helpers/ignoreQuillTimers.js');
-require('./htmlEditorParts/importTurnDown.tests.js');
diff --git a/packages/devextreme/testing/tests/DevExpress.ui.widgets.htmlEditor/htmlEditorParts/importTurnDown.tests.js b/packages/devextreme/testing/tests/DevExpress.ui.widgets.htmlEditor/htmlEditorParts/importTurnDown.tests.js
deleted file mode 100644
index db30da128912..000000000000
--- a/packages/devextreme/testing/tests/DevExpress.ui.widgets.htmlEditor/htmlEditorParts/importTurnDown.tests.js
+++ /dev/null
@@ -1,35 +0,0 @@
-SystemJS.config({
-    map: {
-        'turndown': '/packages/devextreme/testing/helpers/quillDependencies/noTurndown.js'
-    }
-});
-
-define(function(require) {
-    const MarkdownConverter = require('ui/html_editor/converters/markdown');
-
-    QUnit.module('Import 3rd party', function() {
-        QUnit.test('it throw an error if the html -> markdown converter script isn\'t referenced', function(assert) {
-            assert.throws(
-                function() { new MarkdownConverter(); },
-                function(e) {
-                    return /(E1041)[\s\S]*(Turndown)/.test(e.message);
-                },
-                'The Turndown script isn\'t referenced'
-            );
-        });
-
-        QUnit.skip('initialize turndown from window', function(assert) {
-            const prevWinTurndown = window.TurndownService;
-
-            window.TurndownService = function() {
-                this.initialized = true;
-            };
-
-            const converter = new MarkdownConverter();
-
-            assert.ok(converter._html2Markdown.initialized);
-
-            window.TurndownService = prevWinTurndown;
-        });
-    });
-});
diff --git a/packages/devextreme/webpack.config.js b/packages/devextreme/webpack.config.js
index ea09da8d6b94..d5d9e3159b71 100644
--- a/packages/devextreme/webpack.config.js
+++ b/packages/devextreme/webpack.config.js
@@ -25,7 +25,6 @@ module.exports = {
         'globalize/date': 'window.Globalize',
         'globalize/message': 'window.Globalize',
         'devextreme-quill': 'window.DevExpress.Quill',
-        'turndown': 'window.TurndownService',
         'exceljs': 'window.ExcelJS',
         'jspdf': 'window.jspdf.jsPDF',
         'devexpress-diagram': 'window.DevExpress.diagram',
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 4f3f032c0dc4..21d348772acf 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -805,9 +805,6 @@ importers:
       rrule:
         specifier: ^2.7.1
         version: 2.8.1
-      turndown:
-        specifier: ~7.1.0
-        version: 7.1.3
     devDependencies:
       '@babel/core':
         specifier: 7.23.9