Fix #96368

extensions/github-authentication/src/githubServer.ts

@@ -82,7 +82,7 @@ export class GitHubServer {
 
 		const state = uuid();
 		const callbackUri = await vscode.env.asExternalUri(vscode.Uri.parse(`${vscode.env.uriScheme}://vscode.github-authentication/did-authenticate`));
-		const uri = vscode.Uri.parse(`https://${AUTH_RELAY_SERVER}/authorize/?callbackUri=${encodeURIComponent(callbackUri.toString())}&scope=${scopes}&state=${state}&responseType=code`);
+		const uri = vscode.Uri.parse(`https://${AUTH_RELAY_SERVER}/authorize/?callbackUri=${encodeURIComponent(callbackUri.toString())}&scope=${scopes}&state=${state}&responseType=code&authServer=https://github.com`);
 
 		vscode.env.openExternal(uri);