diff --git a/tests/php/validation/test-class-amp-validation-manager.php b/tests/php/validation/test-class-amp-validation-manager.php
index 19642370f55..1b361a52d25 100644
--- a/tests/php/validation/test-class-amp-validation-manager.php
+++ b/tests/php/validation/test-class-amp-validation-manager.php
@@ -2099,7 +2099,7 @@ public function get_validation_errors() {
 				],
 				"\n<!-- Generated by greatness! -->\n",
 			],
-			'error with multiple comments at end' => [
+			'error with multiple comments at end'  => [
 				[
 					[
 						'code' => 'example',