diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5f395503..d00454d7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,17 +2,17 @@
 
 ## 1.1.1 under development
 
-- no changes in this release.
+- Enh #156: Add support for `symfony/event-dispatcher-contracts` of version `^3.0` (@vjik)
 
 ## 1.1.0 May 03, 2022
 
-- Chg #148: Raise the minimum PHP version to 8.0 (rustamwin)
-- Enh #149: Add bash completion for `serve` command, serve at 127.0.0.1 by default (rustamwin)
+- Chg #148: Raise the minimum PHP version to 8.0 (@rustamwin)
+- Enh #149: Add bash completion for `serve` command, serve at 127.0.0.1 by default (@rustamwin)
 
 ## 1.0.1 February 11, 2022
 
-- Enh #141: Add support for version `^6.0` for `symfony/console` package (devanych)
-- Bug #145: Add return type to `Yiisoft\Yii\Console\CommandLoader::get()` method (devanych)
+- Enh #141: Add support for version `^6.0` for `symfony/console` package (@devanych)
+- Bug #145: Add return type to `Yiisoft\Yii\Console\CommandLoader::get()` method (@devanych)
 
 ## 1.0.0 November 01, 2021
 
diff --git a/composer.json b/composer.json
index b7fdddf3..2769dcf1 100644
--- a/composer.json
+++ b/composer.json
@@ -30,7 +30,7 @@
         "php": "^8.0",
         "psr/container": "^1.0|^2.0",
         "symfony/console": "^5.4|^6.0",
-        "symfony/event-dispatcher-contracts": "^2.2",
+        "symfony/event-dispatcher-contracts": "^2.2|^3.0",
         "yiisoft/friendly-exception": "^1.0"
     },
     "require-dev": {
diff --git a/src/SymfonyEventDispatcher.php b/src/SymfonyEventDispatcher.php
index 4cc0f2a6..3ea309b5 100644
--- a/src/SymfonyEventDispatcher.php
+++ b/src/SymfonyEventDispatcher.php
@@ -16,8 +16,16 @@ public function __construct(PsrEventDispatcherInterface $dispatcher)
         $this->dispatcher = $dispatcher;
     }
 
+    /**
+     * Dispatches an event to all registered listeners.
+     *
+     * @psalm-template T as object
+     * @psalm-param T $event
+     * @psalm-return T
+     */
     public function dispatch(object $event, string $eventName = null): object
     {
+        /** @psalm-var T */
         return $this->dispatcher->dispatch($event);
     }
 }