diff --git a/tests/Cache/FileHandler/CacheFileHandlerTest.php b/tests/Cache/FileHandler/CacheFileHandlerTest.php
index a529422..643a9de 100644
--- a/tests/Cache/FileHandler/CacheFileHandlerTest.php
+++ b/tests/Cache/FileHandler/CacheFileHandlerTest.php
@@ -8,6 +8,7 @@
 use TwigCsFixer\Cache\FileHandler\CacheFileHandler;
 use TwigCsFixer\Cache\Signature;
 use TwigCsFixer\Exception\CannotWriteCacheException;
+use TwigCsFixer\Test\TestHelper;
 use TwigCsFixer\Tests\FileTestCase;
 
 final class CacheFileHandlerTest extends FileTestCase
@@ -49,9 +50,9 @@ public function testReadSuccess(): void
 
     public function testWriteFailureMissingDirectory(): void
     {
-        $cacheFileHandler = new CacheFileHandler('/fakeDir/foo.php');
+        $cacheFileHandler = new CacheFileHandler('/fake:Dir/foo.php');
 
-        $this->expectExceptionObject(CannotWriteCacheException::missingDirectory('/fakeDir/foo.php'));
+        $this->expectExceptionObject(CannotWriteCacheException::missingDirectory('/fake:Dir/foo.php'));
         $cacheFileHandler->write(new Cache(new Signature('8.0', '1', [])));
     }