diff --git a/phpcs.xml b/phpcs.xml
index c8196e3167e02..f437ec8b333a5 100644
--- a/phpcs.xml
+++ b/phpcs.xml
@@ -6,6 +6,7 @@
 
 	<!-- Exclude paths -->
 	<exclude-pattern>tests/cli/</exclude-pattern>
+	<exclude-pattern>tests/legacy/</exclude-pattern>
 	<exclude-pattern>includes/libraries/</exclude-pattern>
 	<exclude-pattern>includes/legacy/</exclude-pattern>
 	<exclude-pattern>includes/api/legacy/</exclude-pattern>