diff --git a/tests/phpunit/tests/kses.php b/tests/phpunit/tests/kses.php
index 7ec4a660ed..f6064dc1f4 100644
--- a/tests/phpunit/tests/kses.php
+++ b/tests/phpunit/tests/kses.php
@@ -1244,8 +1244,12 @@ EOF;
 			),
 			// Margin and padding logical properties introduced in 6.1.
 			array(
-				'css'      => 'margin-block-start: 1px;margin-block-end: 2px;margin-inline-start: 3px;margin-inline-end: 4px;padding-block-start: 1px;padding-block-end: 2px;padding-inline-start: 3px;padding-inline-end: 4px',
-				'expected' => 'margin-block-start: 1px;margin-block-end: 2px;margin-inline-start: 3px;margin-inline-end: 4px;padding-block-start: 1px;padding-block-end: 2px;padding-inline-start: 3px;padding-inline-end: 4px',
+				'css'      => 'margin-block-start: 1px;margin-block-end: 2px;margin-inline-start: 3px;margin-inline-end: 4px;',
+				'expected' => 'margin-block-start: 1px;margin-block-end: 2px;margin-inline-start: 3px;margin-inline-end: 4px',
+			),
+			array(
+				'css'      => 'padding-block-start: 1px;padding-block-end: 2px;padding-inline-start: 3px;padding-inline-end: 4px;',
+				'expected' => 'padding-block-start: 1px;padding-block-end: 2px;padding-inline-start: 3px;padding-inline-end: 4px',
 			),
 			// Assigning values to CSS variables introduced in 6.1.
 			array(