diff --git a/legacy/application/check.php b/legacy/application/check.php
index 7f8ba5b753..d5a9c66cf5 100644
--- a/legacy/application/check.php
+++ b/legacy/application/check.php
@@ -1,5 +1,7 @@
 <?php
 
+use PhpAmqpLib\Exception\AMQPRuntimeException;
+
 function booleanReduce($a, $b)
 {
     return $a && $b;
@@ -125,7 +127,7 @@ function checkRMQConnection()
         );
 
         return isset($conn);
-    } catch (\PhpAmqpLib\Exception\AMQPRuntimeException $exc) {
+    } catch (AMQPRuntimeException $exc) {
         Logging::error($exc->getMessage());
 
         return false;
diff --git a/legacy/tools/composer.json b/legacy/tools/composer.json
index 2d91b631b1..453dc0ba2d 100644
--- a/legacy/tools/composer.json
+++ b/legacy/tools/composer.json
@@ -1,6 +1,6 @@
 {
   "require": {
     "php": "^7.4",
-    "friendsofphp/php-cs-fixer": "<3.43.2"
+    "friendsofphp/php-cs-fixer": "<3.45.1"
   }
 }