diff --git a/__tests__/github.test.ts b/__tests__/github.test.ts
index f341844..54c211a 100644
--- a/__tests__/github.test.ts
+++ b/__tests__/github.test.ts
@@ -85,28 +85,6 @@ describe('apiURL', () => {
   });
 });
 
-describe('isGHES', () => {
-  afterEach(() => {
-    process.env.GITHUB_SERVER_URL = '';
-  });
-  it('should return false when the request domain is github.com', () => {
-    process.env.GITHUB_SERVER_URL = 'https://github.com';
-    expect(GitHub.isGHES).toBe(false);
-  });
-  it('should return false when the request domain ends with ghe.com', () => {
-    process.env.GITHUB_SERVER_URL = 'https://my.domain.ghe.com';
-    expect(GitHub.isGHES).toBe(false);
-  });
-  it('should return false when the request domain ends with ghe.localhost', () => {
-    process.env.GITHUB_SERVER_URL = 'https://my.domain.ghe.localhost';
-    expect(GitHub.isGHES).toBe(false);
-  });
-  it('should return true when the request domain is specific to an enterprise', () => {
-    process.env.GITHUB_SERVER_URL = 'https://my-enterprise.github.com';
-    expect(GitHub.isGHES).toBe(true);
-  });
-});
-
 describe('repository', () => {
   it('returns GitHub repository', async () => {
     expect(GitHub.repository).toEqual('docker/actions-toolkit');
diff --git a/src/github.ts b/src/github.ts
index 15deed4..c47eac7 100644
--- a/src/github.ts
+++ b/src/github.ts
@@ -22,6 +22,7 @@ import os from 'os';
 import path from 'path';
 import {CreateArtifactRequest, FinalizeArtifactRequest, StringValue} from '@actions/artifact/lib/generated';
 import {internalArtifactTwirpClient} from '@actions/artifact/lib/internal/shared/artifact-twirp-client';
+import {isGhes} from '@actions/artifact/lib/internal/shared/config';
 import {getBackendIdsFromToken} from '@actions/artifact/lib/internal/shared/util';
 import {getExpiration} from '@actions/artifact/lib/internal/upload/retention';
 import {InvalidResponseError, NetworkError} from '@actions/artifact';
@@ -67,11 +68,9 @@ export class GitHub {
   }
 
   static get isGHES(): boolean {
-    const serverURL = new URL(GitHub.serverURL);
-    const hostname = serverURL.hostname.trimEnd().toUpperCase();
-    const isGitHubHost = hostname === 'GITHUB.COM';
-    const isGHESHost = hostname.endsWith('.GHE.COM') || hostname.endsWith('.GHE.LOCALHOST');
-    return !isGitHubHost && !isGHESHost;
+    // FIXME: we are using the function from GitHub artifact module but should
+    //  be within core module when available.
+    return isGhes();
   }
 
   static get repository(): string {