diff --git a/app/Exceptions/Handlers/AppErrorHandler.php b/app/Exceptions/Handlers/AppErrorHandler.php
index 323e4a7..0da16e0 100644
--- a/app/Exceptions/Handlers/AppErrorHandler.php
+++ b/app/Exceptions/Handlers/AppErrorHandler.php
@@ -8,6 +8,6 @@ class AppErrorHandler extends ErrorHandler
 {
     protected function logError(string $error): void
     {
-        resolve('logger')->critical($error);
+        resolve('logger')->error($error);
     }
 }
diff --git a/app/Middleware/CheckForMaintenanceMiddleware.php b/app/Middleware/CheckForMaintenanceMiddleware.php
index dfd2eb1..6cce863 100644
--- a/app/Middleware/CheckForMaintenanceMiddleware.php
+++ b/app/Middleware/CheckForMaintenanceMiddleware.php
@@ -19,7 +19,7 @@ class CheckForMaintenanceMiddleware extends Middleware
      */
     public function __invoke(Request $request, RequestHandler $handler): Response
     {
-        if (isset($this->config['maintenance']) && $this->config['maintenance'] && !$this->database->query('SELECT `id`, `is_admin` FROM `users` WHERE `id` = ? LIMIT 1', [$this->session->get('user_id')])->fetch()->is_admin) {
+        if ($this->config['maintenance'] && !$this->database->query('SELECT `id`, `is_admin` FROM `users` WHERE `id` = ? LIMIT 1', [$this->session->get('user_id')])->fetch()->is_admin) {
             throw new UnderMaintenanceException($request);
         }
 
diff --git a/composer.lock b/composer.lock
index 6247db9..c2491d6 100644
--- a/composer.lock
+++ b/composer.lock
@@ -8,16 +8,16 @@
     "packages": [
         {
             "name": "aws/aws-sdk-php",
-            "version": "3.118.0",
+            "version": "3.121.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/aws/aws-sdk-php.git",
-                "reference": "e4600c22cb69c94d1aa65bf91af5c225f2a109fd"
+                "reference": "7c89b0f455d7b2b36e09080adf72861888725ba5"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/aws/aws-sdk-php/zipball/e4600c22cb69c94d1aa65bf91af5c225f2a109fd",
-                "reference": "e4600c22cb69c94d1aa65bf91af5c225f2a109fd",
+                "url": "https://api.github.com/repos/aws/aws-sdk-php/zipball/7c89b0f455d7b2b36e09080adf72861888725ba5",
+                "reference": "7c89b0f455d7b2b36e09080adf72861888725ba5",
                 "shasum": ""
             },
             "require": {
@@ -87,7 +87,7 @@
                 "s3",
                 "sdk"
             ],
-            "time": "2019-11-18T19:13:19+00:00"
+            "time": "2019-11-21T19:10:15+00:00"
         },
         {
             "name": "firebase/php-jwt",
@@ -2646,16 +2646,16 @@
         },
         {
             "name": "nette/php-generator",
-            "version": "v3.2.3",
+            "version": "v3.3.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/nette/php-generator.git",
-                "reference": "aea6e81437bb238e5f0e5b5ce06337433908e63b"
+                "reference": "4240fd7adf499138c07b814ef9b9a6df9f6d7187"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/nette/php-generator/zipball/aea6e81437bb238e5f0e5b5ce06337433908e63b",
-                "reference": "aea6e81437bb238e5f0e5b5ce06337433908e63b",
+                "url": "https://api.github.com/repos/nette/php-generator/zipball/4240fd7adf499138c07b814ef9b9a6df9f6d7187",
+                "reference": "4240fd7adf499138c07b814ef9b9a6df9f6d7187",
                 "shasum": ""
             },
             "require": {
@@ -2669,7 +2669,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.2-dev"
+                    "dev-master": "3.3-dev"
                 }
             },
             "autoload": {
@@ -2701,7 +2701,7 @@
                 "php",
                 "scaffolding"
             ],
-            "time": "2019-07-05T13:01:56+00:00"
+            "time": "2019-11-22T11:12:11+00:00"
         },
         {
             "name": "nette/robot-loader",
@@ -3073,27 +3073,28 @@
         },
         {
             "name": "symfony/console",
-            "version": "v4.3.8",
+            "version": "v4.4.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/console.git",
-                "reference": "831424efae0a1fe6642784bd52aae14ece6538e6"
+                "reference": "35d9077f495c6d184d9930f7a7ecbd1ad13c7ab8"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/console/zipball/831424efae0a1fe6642784bd52aae14ece6538e6",
-                "reference": "831424efae0a1fe6642784bd52aae14ece6538e6",
+                "url": "https://api.github.com/repos/symfony/console/zipball/35d9077f495c6d184d9930f7a7ecbd1ad13c7ab8",
+                "reference": "35d9077f495c6d184d9930f7a7ecbd1ad13c7ab8",
                 "shasum": ""
             },
             "require": {
                 "php": "^7.1.3",
                 "symfony/polyfill-mbstring": "~1.0",
                 "symfony/polyfill-php73": "^1.8",
-                "symfony/service-contracts": "^1.1"
+                "symfony/service-contracts": "^1.1|^2"
             },
             "conflict": {
                 "symfony/dependency-injection": "<3.4",
-                "symfony/event-dispatcher": "<4.3",
+                "symfony/event-dispatcher": "<4.3|>=5",
+                "symfony/lock": "<4.4",
                 "symfony/process": "<3.3"
             },
             "provide": {
@@ -3101,12 +3102,12 @@
             },
             "require-dev": {
                 "psr/log": "~1.0",
-                "symfony/config": "~3.4|~4.0",
-                "symfony/dependency-injection": "~3.4|~4.0",
+                "symfony/config": "^3.4|^4.0|^5.0",
+                "symfony/dependency-injection": "^3.4|^4.0|^5.0",
                 "symfony/event-dispatcher": "^4.3",
-                "symfony/lock": "~3.4|~4.0",
-                "symfony/process": "~3.4|~4.0",
-                "symfony/var-dumper": "^4.3"
+                "symfony/lock": "^4.4|^5.0",
+                "symfony/process": "^3.4|^4.0|^5.0",
+                "symfony/var-dumper": "^4.3|^5.0"
             },
             "suggest": {
                 "psr/log": "For using the console logger",
@@ -3117,7 +3118,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.3-dev"
+                    "dev-master": "4.4-dev"
                 }
             },
             "autoload": {
@@ -3144,20 +3145,20 @@
             ],
             "description": "Symfony Console Component",
             "homepage": "https://symfony.com",
-            "time": "2019-11-13T07:29:07+00:00"
+            "time": "2019-11-13T07:39:40+00:00"
         },
         {
             "name": "symfony/finder",
-            "version": "v4.3.8",
+            "version": "v4.4.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/finder.git",
-                "reference": "72a068f77e317ae77c0a0495236ad292cfb5ce6f"
+                "reference": "ce8743441da64c41e2a667b8eb66070444ed911e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/finder/zipball/72a068f77e317ae77c0a0495236ad292cfb5ce6f",
-                "reference": "72a068f77e317ae77c0a0495236ad292cfb5ce6f",
+                "url": "https://api.github.com/repos/symfony/finder/zipball/ce8743441da64c41e2a667b8eb66070444ed911e",
+                "reference": "ce8743441da64c41e2a667b8eb66070444ed911e",
                 "shasum": ""
             },
             "require": {
@@ -3166,7 +3167,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.3-dev"
+                    "dev-master": "4.4-dev"
                 }
             },
             "autoload": {
@@ -3193,7 +3194,7 @@
             ],
             "description": "Symfony Finder Component",
             "homepage": "https://symfony.com",
-            "time": "2019-10-30T12:53:54+00:00"
+            "time": "2019-11-17T21:56:56+00:00"
         },
         {
             "name": "symfony/polyfill-php73",
diff --git a/install/index.php b/install/index.php
index 60420fa..5beb7be 100644
--- a/install/index.php
+++ b/install/index.php
@@ -97,13 +97,15 @@ $app->post('/', function (Request $request, Response $response, Filesystem $stor
 
     // Check if there is a previous installation, if not, setup the config file
     $installed = true;
+
+    // disable debug in production
+    unset($config['debug']);
     if (!file_exists(__DIR__.'/../config.php')) {
         $installed = false;
 
         // config file setup
         $config['base_url'] = param($request, 'base_url');
         $config['storage']['driver'] = param($request, 'storage_driver');
-        unset($config['debug']);
         $config['db']['connection'] = param($request, 'connection');
         $config['db']['dsn'] = param($request, 'dsn');
         $config['db']['username'] = param($request, 'db_user');