diff --git a/CHANGELOG.md b/CHANGELOG.md
index 052a12b1..ab07de03 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,8 +6,10 @@
 - New #161: Add `ManagerInterface` (@arogachev)
 - Chg #161: Raise PHP version to 8.0 (@arogachev)
 - Enh #165: Improve perfomance (@arogachev)
-- Enh #134: Improve handling and control of `Assignment::$createdAt` (@arogachev)
 - Bug #178: Exclude parent role from `Manager::getAllChildRoles()` (@arogachev)
+- Enh #134: Improve handling and control of `Assignment::$createdAt` (@arogachev)
+- Chg #134: Add `$createdAt` argument to `ManagerInterface::assign()` (@arogachev)
+- Chg #134: Replace arguments with `$assignment` argument in `AssignmentsStorageInterface::add()` (@arogachev)
 
 ## 1.0.2 April 20, 2023
 
diff --git a/src/ManagerInterface.php b/src/ManagerInterface.php
index cbfac73a..0e8a9cc4 100644
--- a/src/ManagerInterface.php
+++ b/src/ManagerInterface.php
@@ -76,7 +76,8 @@ public function hasChild(string $parentName, string $childName): bool;
      *
      * @param string $itemName Name of the role or the permission to be assigned.
      * @param int|string|Stringable $userId The user ID.
-     * @param int|null UNIX timestamp representing assignment creation time. When `null`, current time is used.
+     * @param int|null $createdAt UNIX timestamp representing assignment creation time. When `null`, current time is
+     * used.
      *
      * @throws Exception If the role or permission has already been assigned to the user.
      *