diff --git a/.vscode-test.js b/.vscode-test.js
index a3b2acb3..ff7242d4 100644
--- a/.vscode-test.js
+++ b/.vscode-test.js
@@ -11,6 +11,7 @@ if (!minimumVscodeVersion) throw new Error(`"engines.vscode" is unexpected: ${pk
 module.exports = defineConfig({
 	// TODO: files: ['test/e2e/__tests__/**/*.ts'],
 	files: [
+		'test/e2e/__tests__/custom-syntax.ts',
 		'test/e2e/__tests__/format.ts',
 		'test/e2e/__tests__/ignore-disables.ts',
 		'test/e2e/__tests__/ignore.ts',
diff --git a/test/e2e/__tests__/custom-syntax.ts b/test/e2e/__tests__/custom-syntax.ts
index 4c07ed04..6403b3c1 100644
--- a/test/e2e/__tests__/custom-syntax.ts
+++ b/test/e2e/__tests__/custom-syntax.ts
@@ -1,26 +1,22 @@
-import path from 'path';
-import pWaitFor from 'p-wait-for';
-import { commands } from 'vscode';
+import * as assert from 'node:assert/strict';
+
+import { openDocument, executeAutofix, closeAllEditors } from '../helpers';
 
 describe('"stylelint.customSyntax" setting', () => {
+	afterEach(async () => {
+		await closeAllEditors();
+	});
+
 	it('should auto-fix using the specified custom syntax', async () => {
-		const { document } = await openDocument(path.resolve(workspaceDir, 'custom-syntax/test.css'));
+		const { document } = await openDocument('custom-syntax/test.css');
 
-		await pWaitFor(
-			async () => {
-				const names = await commands.getCommands();
+		await executeAutofix();
 
-				return (
-					// cspell:disable-next-line
-					names.includes('stylelint.executeAutofix') && names.includes('stylelint.applyAutoFix')
-				);
-			},
-			{ timeout: 2000 },
+		assert.equal(
+			document.getText(),
+			`/* prettier-ignore */
+.foo .bar
+    color: red`,
 		);
-
-		// cspell:disable-next-line
-		await commands.executeCommand('stylelint.executeAutofix');
-
-		expect(document.getText()).toMatchSnapshot();
 	});
 });
diff --git a/test/e2e/workspace/workspace.code-workspace b/test/e2e/workspace/workspace.code-workspace
index fcec4eb7..bc4557ec 100644
--- a/test/e2e/workspace/workspace.code-workspace
+++ b/test/e2e/workspace/workspace.code-workspace
@@ -10,6 +10,5 @@
 		{ "path": "stylelint-path" },
 		{ "path": "validate" },
 	],
-	"settings": {
-	},
+	"settings": {},
 }