diff --git a/docs/pages/pmd/rules/java/codestyle.md b/docs/pages/pmd/rules/java/codestyle.md
index b835d386ef..2950fe7cf0 100644
--- a/docs/pages/pmd/rules/java/codestyle.md
+++ b/docs/pages/pmd/rules/java/codestyle.md
@@ -1936,6 +1936,7 @@ Useless parentheses should be removed.
     [not(./CastExpression)]
     [not(./ConditionalExpression)]
     [not(./AdditiveExpression)]
+    [not(./AssignmentOperator)]
 |
 //Expression[not(parent::PrimaryPrefix)]/PrimaryExpression[count(*)=1]
   /PrimaryPrefix/Expression