diff --git a/tests/system/Helpers/FilesystemHelperTest.php b/tests/system/Helpers/FilesystemHelperTest.php
index 25a1cb1680bd..c48ccd1ff328 100644
--- a/tests/system/Helpers/FilesystemHelperTest.php
+++ b/tests/system/Helpers/FilesystemHelperTest.php
@@ -37,11 +37,12 @@ protected function setUp(): void
             'simpleFile'    => 'A tap-tap-tapping upon my door',
             '.hidden'       => 'There is no spoon',
         ];
+
+        helper('filesystem');
     }
 
     public function testDirectoryMapDefaults()
     {
-        helper('filesystem');
         $this->assertTrue(function_exists('directory_map'));
 
         $expected = [
@@ -65,7 +66,6 @@ public function testDirectoryMapDefaults()
 
     public function testDirectoryMapShowsHiddenFiles()
     {
-        helper('filesystem');
         $this->assertTrue(function_exists('directory_map'));
 
         $expected = [
@@ -257,7 +257,7 @@ public function testDeleteFilesFailure()
 
     public function testGetFilenames()
     {
-        $this->assertTrue(function_exists('delete_files'));
+        $this->assertTrue(function_exists('get_filenames'));
 
         // Not sure the directory names should actually show up
         // here but this matches v3.x results.
@@ -279,7 +279,7 @@ public function testGetFilenames()
 
     public function testGetFilenamesWithHidden()
     {
-        $this->assertTrue(function_exists('delete_files'));
+        $this->assertTrue(function_exists('get_filenames'));
 
         // Not sure the directory names should actually show up
         // here but this matches v3.x results.