diff --git a/Middleware/BacktraceDebugDataHolder.php b/Middleware/BacktraceDebugDataHolder.php
index 7d679ca71..8eae91188 100644
--- a/Middleware/BacktraceDebugDataHolder.php
+++ b/Middleware/BacktraceDebugDataHolder.php
@@ -17,7 +17,7 @@ class BacktraceDebugDataHolder extends DebugDataHolder
     /** @var string[] */
     private array $connWithBacktraces;
 
-    /** @var array<string, array<string, mixed>[]> */
+    /** @var array<string, array<int|string, mixed>[]> */
     private array $backtraces = [];
 
     /** @param string[] $connWithBacktraces */
diff --git a/Middleware/DebugMiddleware.php b/Middleware/DebugMiddleware.php
index d8e4b68fc..55aaabb54 100644
--- a/Middleware/DebugMiddleware.php
+++ b/Middleware/DebugMiddleware.php
@@ -27,6 +27,7 @@ public function setConnectionName(string $name): void
 
     public function wrap(DriverInterface $driver): DriverInterface
     {
+        /** @psalm-suppress InternalClass,InternalMethod */
         return new Driver($driver, $this->debugDataHolder, $this->stopwatch, $this->connectionName);
     }
 }
diff --git a/composer.json b/composer.json
index 38692af10..f3525bdb6 100644
--- a/composer.json
+++ b/composer.json
@@ -58,6 +58,7 @@
         "symfony/property-info": "^5.4 || ^6.0 || ^7.0",
         "symfony/proxy-manager-bridge": "^5.4 || ^6.0 || ^7.0",
         "symfony/security-bundle": "^5.4 || ^6.0 || ^7.0",
+        "symfony/stopwatch": "^5.4 || ^6.0 || ^7.0",
         "symfony/string": "^5.4 || ^6.0 || ^7.0",
         "symfony/twig-bridge": "^5.4 || ^6.0 || ^7.0",
         "symfony/validator": "^5.4 || ^6.0 || ^7.0",
diff --git a/psalm.xml.dist b/psalm.xml.dist
index 5937bae63..d8ad87b5b 100644
--- a/psalm.xml.dist
+++ b/psalm.xml.dist
@@ -28,6 +28,7 @@
         <directory name="DependencyInjection"/>
         <directory name="EventSubscriber"/>
         <directory name="Mapping"/>
+        <directory name="Middleware"/>
         <directory name="Repository"/>
         <directory name="Tests"/>
         <directory name="Twig"/>