diff --git a/__tests__/buildkit/config.test.ts b/__tests__/buildkit/config.test.ts
index bf345ff..4a8a1a2 100644
--- a/__tests__/buildkit/config.test.ts
+++ b/__tests__/buildkit/config.test.ts
@@ -15,22 +15,20 @@
  */
 
 import {describe, expect, jest, test, afterEach} from '@jest/globals';
-import * as fs from 'fs';
-import * as path from 'path';
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
 import * as rimraf from 'rimraf';
 
 import {BuildKit} from '../../src/buildkit/buildkit';
 import {Context} from '../../src/context';
 
 const fixturesDir = path.join(__dirname, '..', 'fixtures');
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'buildkit-config-jest');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'buildkit-config-'));
 const tmpName = path.join(tmpDir, '.tmpname-jest');
 
 jest.spyOn(Context, 'tmpDir').mockImplementation((): string => {
-  if (!fs.existsSync(tmpDir)) {
-    fs.mkdirSync(tmpDir, {recursive: true});
-  }
+  fs.mkdirSync(tmpDir, {recursive: true});
   return tmpDir;
 });
 
diff --git a/__tests__/buildx/bake.test.ts b/__tests__/buildx/bake.test.ts
index 47f22d3..5e0f820 100644
--- a/__tests__/buildx/bake.test.ts
+++ b/__tests__/buildx/bake.test.ts
@@ -15,8 +15,9 @@
  */
 
 import {afterEach, describe, expect, it, jest, test} from '@jest/globals';
-import * as fs from 'fs';
-import * as path from 'path';
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
 import * as rimraf from 'rimraf';
 
 import {Bake} from '../../src/buildx/bake';
@@ -27,15 +28,12 @@ import {BakeDefinition} from '../../src/types/buildx/bake';
 import {BuildMetadata} from '../../src/types/buildx/build';
 
 const fixturesDir = path.join(__dirname, '..', 'fixtures');
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'buildx-bake-jest');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'buildx-bake-'));
 const tmpName = path.join(tmpDir, '.tmpname-jest');
 const metadata = JSON.parse(fs.readFileSync(path.join(fixturesDir, 'metadata-bake.json'), 'utf-8'));
 
 jest.spyOn(Context, 'tmpDir').mockImplementation((): string => {
-  if (!fs.existsSync(tmpDir)) {
-    fs.mkdirSync(tmpDir, {recursive: true});
-  }
+  fs.mkdirSync(tmpDir, {recursive: true});
   return tmpDir;
 });
 
diff --git a/__tests__/buildx/build.test.ts b/__tests__/buildx/build.test.ts
index f7bc83c..b50dd32 100644
--- a/__tests__/buildx/build.test.ts
+++ b/__tests__/buildx/build.test.ts
@@ -15,23 +15,21 @@
  */
 
 import {afterEach, beforeEach, describe, expect, it, jest, test} from '@jest/globals';
-import * as fs from 'fs';
-import * as path from 'path';
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
 import * as rimraf from 'rimraf';
 
 import {Context} from '../../src/context';
 import {Build} from '../../src/buildx/build';
 
 const fixturesDir = path.join(__dirname, '..', 'fixtures');
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'buildx-build-jest');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'buildx-build-'));
 const tmpName = path.join(tmpDir, '.tmpname-jest');
 const metadata = JSON.parse(fs.readFileSync(path.join(fixturesDir, 'metadata-build.json'), 'utf-8'));
 
 jest.spyOn(Context, 'tmpDir').mockImplementation((): string => {
-  if (!fs.existsSync(tmpDir)) {
-    fs.mkdirSync(tmpDir, {recursive: true});
-  }
+  fs.mkdirSync(tmpDir, {recursive: true});
   return tmpDir;
 });
 
diff --git a/__tests__/buildx/buildx.test.itg.ts b/__tests__/buildx/buildx.test.itg.ts
index cf7bcdc..5ebb0fa 100644
--- a/__tests__/buildx/buildx.test.itg.ts
+++ b/__tests__/buildx/buildx.test.itg.ts
@@ -15,8 +15,9 @@
  */
 
 import {describe, expect, it} from '@jest/globals';
-import * as fs from 'fs';
-import * as path from 'path';
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
 import * as core from '@actions/core';
 
 import {Buildx} from '../../src/buildx/buildx';
@@ -25,9 +26,7 @@ import {Bake} from '../../src/buildx/bake';
 import {Exec} from '../../src/exec';
 
 const fixturesDir = path.join(__dirname, '..', 'fixtures');
-
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'buildx-jest');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'buildx-buildx-itg-'));
 
 const maybe = !process.env.GITHUB_ACTIONS || (process.env.GITHUB_ACTIONS === 'true' && process.env.ImageOS && process.env.ImageOS.startsWith('ubuntu')) ? describe : describe.skip;
 
diff --git a/__tests__/buildx/buildx.test.ts b/__tests__/buildx/buildx.test.ts
index a876780..3c0793d 100644
--- a/__tests__/buildx/buildx.test.ts
+++ b/__tests__/buildx/buildx.test.ts
@@ -15,8 +15,9 @@
  */
 
 import {describe, expect, it, jest, test, beforeEach, afterEach} from '@jest/globals';
-import * as fs from 'fs';
-import * as path from 'path';
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
 import * as rimraf from 'rimraf';
 import * as semver from 'semver';
 
@@ -27,14 +28,11 @@ import {Exec} from '../../src/exec';
 import {Cert, LocalState} from '../../src/types/buildx/buildx';
 
 const fixturesDir = path.join(__dirname, '..', 'fixtures');
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'buildx-jest');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'buildx-buildx-'));
 const tmpName = path.join(tmpDir, '.tmpname-jest');
 
 jest.spyOn(Context, 'tmpDir').mockImplementation((): string => {
-  if (!fs.existsSync(tmpDir)) {
-    fs.mkdirSync(tmpDir, {recursive: true});
-  }
+  fs.mkdirSync(tmpDir, {recursive: true});
   return tmpDir;
 });
 
diff --git a/__tests__/buildx/history.test.itg.ts b/__tests__/buildx/history.test.itg.ts
index efcf1e8..0671286 100644
--- a/__tests__/buildx/history.test.itg.ts
+++ b/__tests__/buildx/history.test.itg.ts
@@ -15,8 +15,9 @@
  */
 
 import {afterEach, beforeEach, describe, expect, it, jest, test} from '@jest/globals';
-import * as fs from 'fs';
-import * as path from 'path';
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
 
 import {Buildx} from '../../src/buildx/buildx';
 import {Bake} from '../../src/buildx/bake';
@@ -25,9 +26,7 @@ import {History} from '../../src/buildx/history';
 import {Exec} from '../../src/exec';
 
 const fixturesDir = path.join(__dirname, '..', 'fixtures');
-
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'buildx-history-jest');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'buildx-history-itg-'));
 
 const maybe = !process.env.GITHUB_ACTIONS || (process.env.GITHUB_ACTIONS === 'true' && process.env.ImageOS && process.env.ImageOS.startsWith('ubuntu')) ? describe : describe.skip;
 
diff --git a/__tests__/buildx/install.test.ts b/__tests__/buildx/install.test.ts
index 92ae0b3..ed5b358 100644
--- a/__tests__/buildx/install.test.ts
+++ b/__tests__/buildx/install.test.ts
@@ -15,15 +15,15 @@
  */
 
 import {describe, expect, it, jest, test, afterEach} from '@jest/globals';
-import * as fs from 'fs';
-import * as path from 'path';
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
 import * as rimraf from 'rimraf';
 import osm = require('os');
 
 import {Install} from '../../src/buildx/install';
 
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'buildx-jest');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'buildx-install-'));
 
 afterEach(function () {
   rimraf.sync(tmpDir);
diff --git a/__tests__/cache.test.itg.ts b/__tests__/cache.test.itg.ts
index ad295f7..02d3b88 100644
--- a/__tests__/cache.test.itg.ts
+++ b/__tests__/cache.test.itg.ts
@@ -14,15 +14,15 @@
  * limitations under the License.
  */
 
-import path from 'path';
 import {describe, expect, it} from '@jest/globals';
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
 
 import {Cache} from '../src/cache';
 
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'cache-jest');
-
 const fixturesDir = path.join(__dirname, 'fixtures');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'cache-itg-'));
 
 describe('cache', () => {
   it('github-repo', async () => {
diff --git a/__tests__/context.test.ts b/__tests__/context.test.ts
index 325655c..0f97583 100644
--- a/__tests__/context.test.ts
+++ b/__tests__/context.test.ts
@@ -14,21 +14,19 @@
  * limitations under the License.
  */
 
-import * as fs from 'fs';
-import * as path from 'path';
-import * as rimraf from 'rimraf';
 import {describe, expect, jest, it, afterEach} from '@jest/globals';
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
+import * as rimraf from 'rimraf';
 
 import {Context} from '../src/context';
 
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'context-jest');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'context-'));
 const tmpName = path.join(tmpDir, '.tmpname-jest');
 
 jest.spyOn(Context, 'tmpDir').mockImplementation((): string => {
-  if (!fs.existsSync(tmpDir)) {
-    fs.mkdirSync(tmpDir, {recursive: true});
-  }
+  fs.mkdirSync(tmpDir, {recursive: true});
   return tmpDir;
 });
 
diff --git a/__tests__/docker/docker.test.ts b/__tests__/docker/docker.test.ts
index ea4f78f..0b13113 100644
--- a/__tests__/docker/docker.test.ts
+++ b/__tests__/docker/docker.test.ts
@@ -15,7 +15,8 @@
  */
 
 import {afterEach, beforeEach, describe, expect, it, jest} from '@jest/globals';
-import * as fs from 'fs';
+import fs from 'fs';
+import os from 'os';
 import path from 'path';
 import * as io from '@actions/io';
 import osm = require('os');
@@ -26,9 +27,7 @@ import {Docker} from '../../src/docker/docker';
 import {ConfigFile} from '../../src/types/docker/docker';
 
 const fixturesDir = path.join(__dirname, '..', 'fixtures');
-
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'docker-jest');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'docker-docker-'));
 
 afterEach(function () {
   rimraf.sync(tmpDir);
diff --git a/__tests__/docker/install.test.itg.ts b/__tests__/docker/install.test.itg.ts
index c55f43a..679fa85 100644
--- a/__tests__/docker/install.test.itg.ts
+++ b/__tests__/docker/install.test.itg.ts
@@ -14,15 +14,16 @@
  * limitations under the License.
  */
 
-import path from 'path';
 import {jest, describe, expect, test, beforeEach, afterEach} from '@jest/globals';
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
 
 import {Install} from '../../src/docker/install';
 import {Docker} from '../../src/docker/docker';
 import {Exec} from '../../src/exec';
 
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'docker-install-jest');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'docker-install-itg-'));
 
 describe('install', () => {
   const originalEnv = process.env;
diff --git a/__tests__/docker/install.test.ts b/__tests__/docker/install.test.ts
index ab92131..80ecc29 100644
--- a/__tests__/docker/install.test.ts
+++ b/__tests__/docker/install.test.ts
@@ -15,15 +15,15 @@
  */
 
 import {describe, expect, jest, test, beforeEach, afterEach, it} from '@jest/globals';
-import * as fs from 'fs';
-import * as path from 'path';
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
 import * as rimraf from 'rimraf';
 import osm = require('os');
 
 import {Install} from '../../src/docker/install';
 
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'docker-install-jest');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'docker-install-'));
 
 afterEach(function () {
   rimraf.sync(tmpDir);
diff --git a/__tests__/github.test.itg.ts b/__tests__/github.test.itg.ts
index b720ece..cfa63ad 100644
--- a/__tests__/github.test.itg.ts
+++ b/__tests__/github.test.itg.ts
@@ -16,7 +16,8 @@
 
 import {describe, expect, it, test} from '@jest/globals';
 import fs from 'fs';
-import * as path from 'path';
+import os from 'os';
+import path from 'path';
 
 import {Buildx} from '../src/buildx/buildx';
 import {Bake} from '../src/buildx/bake';
@@ -26,9 +27,7 @@ import {GitHub} from '../src/github';
 import {History} from '../src/buildx/history';
 
 const fixturesDir = path.join(__dirname, 'fixtures');
-
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'github-jest');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'github-itg-'));
 
 const maybe = !process.env.GITHUB_ACTIONS || (process.env.GITHUB_ACTIONS === 'true' && process.env.ImageOS && process.env.ImageOS.startsWith('ubuntu')) ? describe : describe.skip;
 
diff --git a/__tests__/oci/oci.test.ts b/__tests__/oci/oci.test.ts
index 54dadf5..f4201d9 100644
--- a/__tests__/oci/oci.test.ts
+++ b/__tests__/oci/oci.test.ts
@@ -15,16 +15,15 @@
  */
 
 import {afterEach, describe, expect, test} from '@jest/globals';
-import * as fs from 'fs';
+import fs from 'fs';
+import os from 'os';
 import path from 'path';
 import * as rimraf from 'rimraf';
 
 import {OCI} from '../../src/oci/oci';
 
 const fixturesDir = path.join(__dirname, '..', 'fixtures');
-
-// prettier-ignore
-const tmpDir = path.join(process.env.TEMP || '/tmp', 'docker-jest');
+const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'oci-oci-'));
 
 afterEach(function () {
   rimraf.sync(tmpDir);