diff --git a/src/globals/test-extensions.php b/src/globals/test-extensions.php
index 1ed0d122..1064f2d2 100644
--- a/src/globals/test-extensions.php
+++ b/src/globals/test-extensions.php
@@ -13,6 +13,9 @@ declare(strict_types=1);
 
 // test php version
 $test_php_version = [
+    '8.1',
+    '8.2',
+    '8.3',
     '8.4',
 ];