diff --git a/core/modules/views/src/Plugin/views/filter/BooleanOperator.php b/core/modules/views/src/Plugin/views/filter/BooleanOperator.php
index f1e5304..af477d3 100644
--- a/core/modules/views/src/Plugin/views/filter/BooleanOperator.php
+++ b/core/modules/views/src/Plugin/views/filter/BooleanOperator.php
@@ -231,7 +231,7 @@ public function query() {
    * @param string $field
    *   The field name to add the where condition for.
    * @param string $query_operator
-   *   (optional) Either static::EQUAL, either static::NOT_EQUAL. Defaults to
+   *   (optional) Either static::EQUAL or static::NOT_EQUAL. Defaults to
    *   static::EQUAL.
    */
   protected function queryOpBoolean($field, $query_operator = '=') {