diff --git a/.gitignore b/.gitignore
index a379b0b..27a24dc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
+# Mac
+.DS_Store
+
 # Editor
 /.idea
 
diff --git a/composer.json b/composer.json
index 9905d2d..e4ebd4e 100644
--- a/composer.json
+++ b/composer.json
@@ -35,10 +35,10 @@
     }
   },
   "require": {
-    "php": "^8.0",
+    "php": ">=8.0 <8.4",
     "ext-pcntl": "*",
     "bunny/bunny": "^0.5",
-    "symfony/console": "~3.3 || ^4.0 || ^5.0 || ^6.0",
+    "symfony/console": "~3.3 || ^4.0 || ^5.0 || ^6.0 || ^7.0",
     "nette/di": "^3.1.0",
     "nette/schema": "^1.2"
   },
@@ -48,7 +48,7 @@
     "nette/neon": "^2.4.3 || ^3.2.1",
     "mockery/mockery": "^1.3.3",
     "tracy/tracy": "^2.5",
-    "vimeo/psalm": "^4.9",
+    "vimeo/psalm": "^5.0",
     "ninjify/nunjuck": "^0.4",
     "phpstan/phpstan": "^1.8"
   },
diff --git a/psalm.xml b/psalm.xml
index 4e9226b..6c5f6e8 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -2,6 +2,8 @@
 <psalm
     errorLevel="2"
     resolveFromConfigFile="true"
+	findUnusedBaselineEntry="false"
+	findUnusedCode="false"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xmlns="https://getpsalm.org/schema/config"
     xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
@@ -10,6 +12,7 @@
         <directory name="src" />
         <ignoreFiles>
             <directory name="vendor" />
+			<file name="src/Connection/Client.php" />
         </ignoreFiles>
     </projectFiles>
 </psalm>
diff --git a/src/Connection/Api.php b/src/Connection/Api.php
index 92d0ab0..70f3979 100644
--- a/src/Connection/Api.php
+++ b/src/Connection/Api.php
@@ -71,10 +71,10 @@ public function createFederation(
 			'exchange' => $name,
 		];
 
-		if ($messageTTL) {
+		if ($messageTTL !== null && $messageTTL > 0) {
 			$federationParamsPrototype['message-ttl'] = $messageTTL;
 		}
-		if ($expires) {
+		if ($expires !== null && $expires > 0) {
 			$federationParamsPrototype['expires'] = $expires;
 		}
 
@@ -167,7 +167,7 @@ private function request(string $method, string $url, array $params = []): array
 
 		return [
 			'status' => $info['http_code'],
-			'data' => $response ? json_decode((string) $response, flags: JSON_THROW_ON_ERROR) : '',
+			'data' => $response !== false ? json_decode((string) $response, flags: JSON_THROW_ON_ERROR) : '',
 		];
 	}