diff --git a/phpcs.xml.dist b/phpcs.xml.dist
index 6c3d2041..2c4546c7 100644
--- a/phpcs.xml.dist
+++ b/phpcs.xml.dist
@@ -3,6 +3,7 @@
 	<!-- See https://github.com/squizlabs/PHP_CodeSniffer/wiki/Annotated-ruleset.xml -->
 	<!-- See https://github.com/WordPress-Coding-Standards/WordPress-Coding-Standards -->
 	<!-- See https://github.com/WordPress-Coding-Standards/WordPress-Coding-Standards/wiki -->
+	<!-- See https://github.com/wimg/PHPCompatibility -->
 
 	<!-- Set a description for this ruleset. -->
 	<description>A custom set of code standard rules to check for WordPress themes.</description>