diff --git a/src/Support/Backtrace.php b/src/Support/Backtrace.php
index 8ad285c0b..872000867 100644
--- a/src/Support/Backtrace.php
+++ b/src/Support/Backtrace.php
@@ -99,11 +99,7 @@ private static function backtrace(): array
                 continue;
             }
 
-            if (($GLOBALS['__PEST_INTERNAL_TEST_SUITE'] ?? false) && str_contains($trace['file'], 'pest'.DIRECTORY_SEPARATOR.'src')) {
-                continue;
-            }
-
-            if (str_contains($trace['file'], DIRECTORY_SEPARATOR.'pestphp'.DIRECTORY_SEPARATOR.'pest'.DIRECTORY_SEPARATOR.'src')) {
+            if (str_starts_with($trace['file'], dirname(__DIR__).DIRECTORY_SEPARATOR)) {
                 continue;
             }
 
diff --git a/tests/Pest.php b/tests/Pest.php
index e9433dc87..98a30f411 100644
--- a/tests/Pest.php
+++ b/tests/Pest.php
@@ -5,8 +5,6 @@
 
 error_reporting(E_ALL);
 
-$GLOBALS['__PEST_INTERNAL_TEST_SUITE'] = true;
-
 pest()->project()->github('pestphp/pest');
 
 pest()->in('PHPUnit/CustomTestCaseInSubFolders/SubFolder/SubFolder')->use(CustomTestCaseInSubFolder::class);