diff --git a/src/test/workspace.test.ts b/src/test/workspace.test.ts
index 9dd73cb5..3617ab81 100644
--- a/src/test/workspace.test.ts
+++ b/src/test/workspace.test.ts
@@ -1,26 +1,25 @@
 import os from 'os'
 import { Uri } from 'vscode'
 import chai from 'chai'
-import { normalizeUri } from '../util/workspace'
 
 const expect = chai.expect
 
 suite('Normalize URI', () => {
   test('Should lowercase drive letter on Windows', async () => {
     if (os.platform() === 'win32') {
-      const result = normalizeUri(Uri.parse('file:///C:/path/WITH/camelCase/A/b/C/index.adoc'))
+      const result = Uri.parse('file:///C:/path/WITH/camelCase/A/b/C/index.adoc')
       expect(result.path).to.equal('/c:/path/WITH/camelCase/A/b/C/index.adoc')
     }
   })
   test('Should do nothing since the drive letter is already lowercase', async () => {
     if (os.platform() === 'win32') {
-      const result = normalizeUri(Uri.parse('file:///c:/path/WITH/camelCase/A/b/C/index.adoc'))
+      const result = Uri.parse('file:///c:/path/WITH/camelCase/A/b/C/index.adoc')
       expect(result.path).to.equal('/c:/path/WITH/camelCase/A/b/C/index.adoc')
     }
   })
   test('Should do nothing on Linux', async () => {
     if (os.platform() !== 'win32') {
-      const result = normalizeUri(Uri.parse('/C/path/WITH/camelCase/A/b/C/index.adoc'))
+      const result = Uri.parse('/C/path/WITH/camelCase/A/b/C/index.adoc')
       expect(result.path).to.equal('/C/path/WITH/camelCase/A/b/C/index.adoc')
     }
   })
diff --git a/src/test/workspaceHelper.ts b/src/test/workspaceHelper.ts
index 80a697c9..42492243 100644
--- a/src/test/workspaceHelper.ts
+++ b/src/test/workspaceHelper.ts
@@ -1,5 +1,5 @@
 import vscode, { FileSystemError, FileType } from 'vscode'
-import { getDefaultWorkspaceFolderUri, normalizeUri } from '../util/workspace'
+import { getDefaultWorkspaceFolderUri } from '../util/workspace'
 import { extensionContext } from './helper'
 
 export async function removeFiles (files: vscode.Uri[]) {
@@ -26,7 +26,7 @@ async function exists (file: vscode.Uri): Promise<boolean> {
 export async function createFile (content: string, ...pathSegments: string[]): Promise<vscode.Uri> {
   const file = vscode.Uri.joinPath(getDefaultWorkspaceFolderUri(), ...pathSegments)
   await vscode.workspace.fs.writeFile(file, Buffer.from(content))
-  return normalizeUri(file)
+  return file
 }
 
 export async function createDirectories (...pathSegments: string[]): Promise<void> {
@@ -54,7 +54,7 @@ export async function createDirectories (...pathSegments: string[]): Promise<voi
 export async function createDirectory (...pathSegments: string[]): Promise<vscode.Uri> {
   const dir = vscode.Uri.joinPath(getDefaultWorkspaceFolderUri(), ...pathSegments)
   await vscode.workspace.fs.createDirectory(dir)
-  return normalizeUri(dir)
+  return dir
 }
 
 export async function createLink (existingPathSegments: string[], newPathSegments: string[]): Promise<vscode.Uri> {
@@ -63,7 +63,7 @@ export async function createLink (existingPathSegments: string[], newPathSegment
   const existingPath = vscode.Uri.joinPath(workspaceUri, ...existingPathSegments)
   const newPath = vscode.Uri.joinPath(workspaceUri, ...newPathSegments)
   await fs.symlink(existingPath.fsPath, newPath.fsPath)
-  return normalizeUri(newPath)
+  return newPath
 }
 
 export async function enableAntoraSupport () {
diff --git a/src/util/workspace.ts b/src/util/workspace.ts
index 84085cb7..be654701 100644
--- a/src/util/workspace.ts
+++ b/src/util/workspace.ts
@@ -1,35 +1,15 @@
 import vscode, { Uri, WorkspaceFolder } from 'vscode'
-import os from 'os'
-
-const driveLetterRx = /(?<=^\/)([A-Z])(?=:\/)/
 
 export function getWorkspaceFolder (uri: Uri): WorkspaceFolder | undefined {
-  const workspaceFolder = vscode.workspace.getWorkspaceFolder(uri)
-  if (workspaceFolder && os.platform() === 'win32') {
-    return {
-      uri: normalizeUri(workspaceFolder.uri),
-      name: workspaceFolder.name,
-      index: workspaceFolder.index,
-    }
-  }
-  return workspaceFolder
+  return vscode.workspace.getWorkspaceFolder(uri)
 }
 
-export function getWorkspaceFolders (): WorkspaceFolder[] | undefined {
-  return vscode.workspace.workspaceFolders?.map((workspaceFolder) => {
-    if (os.platform() === 'win32') {
-      return {
-        uri: normalizeUri(workspaceFolder.uri),
-        name: workspaceFolder.name,
-        index: workspaceFolder.index,
-      }
-    }
-    return workspaceFolder
-  })
+export function getWorkspaceFolders (): readonly WorkspaceFolder[] {
+  return vscode.workspace.workspaceFolders
 }
 
 export function findDefaultWorkspaceFolderUri (): Uri | undefined {
-  const workspaceFolders = getWorkspaceFolders()
+  const workspaceFolders = vscode.workspace.workspaceFolders
   if (workspaceFolders && workspaceFolders.length) {
     return workspaceFolders[0].uri
   }
@@ -37,15 +17,5 @@ export function findDefaultWorkspaceFolderUri (): Uri | undefined {
 }
 
 export function getDefaultWorkspaceFolderUri (): Uri | undefined {
-  const workspaceFolders = getWorkspaceFolders()
-  return normalizeUri(workspaceFolders[0].uri)
-}
-
-export function normalizeUri (uri: Uri): Uri {
-  // normalize Windows drive letter
-  // https://github.com/microsoft/vscode/issues/194692
-  if (os.platform() === 'win32') {
-    return uri.with({ path: uri.path.replace(driveLetterRx, (driverLetter) => driverLetter.toLowerCase()) })
-  }
-  return uri
+  return vscode.workspace.workspaceFolders[0].uri
 }