diff --git a/extension/Tests/Unit/Core/DeleteTest.php b/extension/Tests/Unit/Core/DeleteTest.php
index b8d9ecad50c0035fd684356cb07d134ba2bfa0b2..4028d9ae22cace3b91c8667a2e0c804515c03372 100644
--- a/extension/Tests/Unit/Core/DeleteTest.php
+++ b/extension/Tests/Unit/Core/DeleteTest.php
@@ -78,7 +78,8 @@ class DeleteTest extends AbstractDatabaseTest {
         $this->store->setVar('form', 'TestFormName', STORE_TYPO3);
 
         $this->previousCwdToApp = Path::cwdToApp();
-        Path::setMainPaths('/tmp');
+        mkdir('/tmp/deleteTest');
+        Path::setMainPaths('/tmp/deleteTest');
         // The above replaces the following line with a Path:: function. Probably won't work.
             // $this->store->setVar(SYSTEM_SITE_PATH_ABSOLUTE, '/tmp', STORE_SYSTEM, true);