diff --git a/README.md b/README.md
index e297a063..187b033c 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,7 @@ exceptions/differences/extensions (:white_check_mark: are the implemented sniffs
 
 - Keep the nesting of control structures per method as small as possible
 - Prefer early exit over nesting conditions or using else
+- Split long conditional expressions that return bool into multiple return statements
 - :white_check_mark: Align equals (`=`) signs in assignments
 - :white_check_mark: Add spaces around a concatenation operator `$foo = 'Hello ' . 'World!';`
 - :white_check_mark: Add spaces between assignment, control and return statements