diff --git a/src/Bartlett/CompatInfo/Sniffs/Classes/PropertyDeclarationSniff.php b/src/Bartlett/CompatInfo/Sniffs/Classes/PropertyDeclarationSniff.php
index 93904d09..c8efacdc 100644
--- a/src/Bartlett/CompatInfo/Sniffs/Classes/PropertyDeclarationSniff.php
+++ b/src/Bartlett/CompatInfo/Sniffs/Classes/PropertyDeclarationSniff.php
@@ -7,6 +7,7 @@
 use PhpParser\Node;
 
 /**
+ * @link https://www.php.net/manual/en/language.oop5.properties.php
  * @link https://www.php.net/manual/en/language.oop5.visibility.php#language.oop5.visibility-members
  */
 class PropertyDeclarationSniff extends SniffAbstract