diff --git a/framework/BaseYii.php b/framework/BaseYii.php
index d00943fca51..258f4d4e4d3 100644
--- a/framework/BaseYii.php
+++ b/framework/BaseYii.php
@@ -127,6 +127,9 @@ public static function getVersion()
      * @return string|false the path corresponding to the alias, false if the root alias is not previously registered.
      * @throws InvalidArgumentException if the alias is invalid while $throwException is true.
      * @see setAlias()
+     *
+     * @phpstan-return ($throwException is true ? string : string|false)
+     * @psalm-return ($throwException is true ? string : string|false)
      */
     public static function getAlias($alias, $throwException = true)
     {
diff --git a/framework/CHANGELOG.md b/framework/CHANGELOG.md
index 370c9056d7d..e8b21ec4c4b 100644
--- a/framework/CHANGELOG.md
+++ b/framework/CHANGELOG.md
@@ -18,6 +18,7 @@ Yii Framework 2 Change Log
 - Enh #20372: Add PHPStan/Psalm annotations for `AssetBundle`, `AssetManager` and `View` (max-s-lab)
 - Bug #20373: Fixed the type of the first parameter `yii\base\Controller::bindInjectedParams()` (max-s-lab)
 - Enh #20374: Add PHPStan/Psalm annotations for `BaseYii`, `BaseObject`, `Component`, `Model`, `Module` and `yii\base\Controller` (max-s-lab)
+- Enh #20394: Add PHPStan/Psalm annotations for `Yii::getAlias` (max-s-lab)
 
 
 2.0.52 February 13, 2025