diff --git a/tests/e2e/sandbox/sandbox.ts b/tests/.config/sandbox.ts
similarity index 93%
rename from tests/e2e/sandbox/sandbox.ts
rename to tests/.config/sandbox.ts
index ad08150..f0349a8 100644
--- a/tests/e2e/sandbox/sandbox.ts
+++ b/tests/.config/sandbox.ts
@@ -1,8 +1,9 @@
 import { execSync } from 'child_process';
-import { mkdirSync, rmSync, writeFileSync } from 'fs';
+import { mkdirSync, rmSync, writeFileSync, mkdtempSync } from 'fs';
 import { rimrafSync } from 'rimraf';
 import isCi from 'is-ci';
 import * as path from 'path';
+import { tmpdir } from 'os';
 
 export interface SandboxOptions {
   esm?: boolean;
@@ -18,7 +19,7 @@ export class Sandbox {
   private readonly esm: boolean;
 
   public constructor(options?: SandboxOptions) {
-    this.projectPath = path.resolve(__dirname, 'app');
+    this.projectPath = mkdtempSync(tmpdir());
     this.esm = options?.esm ?? false;
   }
 
diff --git a/tests/e2e/commonjs.spec.ts b/tests/e2e/commonjs.spec.ts
index 939cad3..d9c9ed2 100644
--- a/tests/e2e/commonjs.spec.ts
+++ b/tests/e2e/commonjs.spec.ts
@@ -6,7 +6,7 @@ import {
   RRule,
   RRuleSet,
 } from '../../src';
-import { Sandbox } from './sandbox/sandbox';
+import { Sandbox } from './../.config/sandbox';
 import { beforeAll, afterAll, describe, it, expect } from 'vitest';
 
 describe('Commonjs', () => {
diff --git a/tests/e2e/esm.spec.ts b/tests/e2e/esm.spec.ts
index 487c229..03449a4 100644
--- a/tests/e2e/esm.spec.ts
+++ b/tests/e2e/esm.spec.ts
@@ -6,7 +6,7 @@ import {
   RRuleSet,
   DtStart,
 } from '../../src';
-import { Sandbox } from './sandbox/sandbox';
+import { Sandbox } from './../.config/sandbox';
 import { beforeAll, afterAll, describe, it, expect } from 'vitest';
 
 describe('ESM', () => {
diff --git a/tests/e2e/sandbox/.gitignore b/tests/e2e/sandbox/.gitignore
deleted file mode 100644
index 7a0b7f0..0000000
--- a/tests/e2e/sandbox/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-app
\ No newline at end of file