diff --git a/Input/InputArgument.php b/Input/InputArgument.php
index 0db0c7709..5cb151488 100644
--- a/Input/InputArgument.php
+++ b/Input/InputArgument.php
@@ -37,7 +37,7 @@ class InputArgument
 
     /**
      * @param string                                                                        $name            The argument name
-     * @param int|null                                                                      $mode            The argument mode: self::REQUIRED or self::OPTIONAL
+     * @param int|null                                                                      $mode            The argument mode: a bit mask of self::REQUIRED, self::OPTIONAL and self::IS_ARRAY
      * @param string                                                                        $description     A description text
      * @param string|bool|int|float|array|null                                              $default         The default value (for self::OPTIONAL mode only)
      * @param array|\Closure(CompletionInput,CompletionSuggestions):list<string|Suggestion> $suggestedValues The values used for input completion