diff --git a/phpcs.xml.dist b/phpcs.xml.dist
index af33bc2..7bc7c64 100644
--- a/phpcs.xml.dist
+++ b/phpcs.xml.dist
@@ -45,6 +45,9 @@
 	<!-- Translation files. -->
 	<exclude-pattern>/languages/*</exclude-pattern>
 
+	<!-- Must-Use Loader -->
+	<exclude-pattern>/mu/*</exclude-pattern>
+
 	<!--
 	#############################################################################
 	SET UP THE RULESET