diff --git a/packages/cache/__tests__/tar.test.ts b/packages/cache/__tests__/tar.test.ts
index 61338bc3..31f9bd5e 100644
--- a/packages/cache/__tests__/tar.test.ts
+++ b/packages/cache/__tests__/tar.test.ts
@@ -106,7 +106,7 @@ test('gzip extract GNU tar on windows with GNUtar in path', async () => {
     // GNU tar present in path but not at default location
     const isGnuMock = jest
       .spyOn(utils, 'getGnuTarPathOnWindows')
-      .mockReturnValue(Promise.resolve('C:\\Program Files\\gnutar\\tar.exe'))
+      .mockReturnValue(Promise.resolve('tar'))
     const execMock = jest.spyOn(exec, 'exec')
     const archivePath = `${process.env['windir']}\\fakepath\\cache.tar`
     const workspace = process.env['GITHUB_WORKSPACE']
diff --git a/packages/cache/src/internal/constants.ts b/packages/cache/src/internal/constants.ts
index cc58a0b6..f4da6e6d 100644
--- a/packages/cache/src/internal/constants.ts
+++ b/packages/cache/src/internal/constants.ts
@@ -23,4 +23,4 @@ export const DefaultRetryDelay = 5000
 export const SocketTimeout = 5000
 
 // The default path of GNUtar on hosted Windows runners
-export const GnuTarPathOnWindows = 'C:\\Program Files\\Git\\usr\\bin\\tar.exe'
\ No newline at end of file
+export const GnuTarPathOnWindows = 'C:\\Program Files\\Git\\usr\\bin\\tar.exe'
diff --git a/packages/cache/src/internal/tar.ts b/packages/cache/src/internal/tar.ts
index db2f635a..b1921613 100644
--- a/packages/cache/src/internal/tar.ts
+++ b/packages/cache/src/internal/tar.ts
@@ -7,10 +7,7 @@ import {CompressionMethod} from './constants'
 
 const IS_WINDOWS = process.platform === 'win32'
 
-async function getTarPath(
-  args: string[],
-  compressionMethod: CompressionMethod
-): Promise<string> {
+async function getTarPath(args: string[]): Promise<string> {
   let tarPath = await io.which('tar', true)
   switch (process.platform) {
     case 'win32': {