diff --git a/composer.json b/composer.json
index 60856cef..884422a3 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,6 @@
 {
 	"license": "CC0-1.0",
-	"platform":{
+	"platform": {
 		"php": "8.1.2"
 	},
 	"autoload-dev": {
diff --git a/composer.lock b/composer.lock
index 594c3b76..668c3305 100644
--- a/composer.lock
+++ b/composer.lock
@@ -369,16 +369,16 @@
         },
         {
             "name": "ramsey/collection",
-            "version": "2.0.0",
+            "version": "2.1.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/ramsey/collection.git",
-                "reference": "a4b48764bfbb8f3a6a4d1aeb1a35bb5e9ecac4a5"
+                "reference": "344572933ad0181accbf4ba763e85a0306a8c5e2"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/ramsey/collection/zipball/a4b48764bfbb8f3a6a4d1aeb1a35bb5e9ecac4a5",
-                "reference": "a4b48764bfbb8f3a6a4d1aeb1a35bb5e9ecac4a5",
+                "url": "https://api.github.com/repos/ramsey/collection/zipball/344572933ad0181accbf4ba763e85a0306a8c5e2",
+                "reference": "344572933ad0181accbf4ba763e85a0306a8c5e2",
                 "shasum": ""
             },
             "require": {
@@ -386,25 +386,22 @@
             },
             "require-dev": {
                 "captainhook/plugin-composer": "^5.3",
-                "ergebnis/composer-normalize": "^2.28.3",
-                "fakerphp/faker": "^1.21",
+                "ergebnis/composer-normalize": "^2.45",
+                "fakerphp/faker": "^1.24",
                 "hamcrest/hamcrest-php": "^2.0",
-                "jangregor/phpstan-prophecy": "^1.0",
-                "mockery/mockery": "^1.5",
+                "jangregor/phpstan-prophecy": "^2.1",
+                "mockery/mockery": "^1.6",
                 "php-parallel-lint/php-console-highlighter": "^1.0",
-                "php-parallel-lint/php-parallel-lint": "^1.3",
-                "phpcsstandards/phpcsutils": "^1.0.0-rc1",
-                "phpspec/prophecy-phpunit": "^2.0",
-                "phpstan/extension-installer": "^1.2",
-                "phpstan/phpstan": "^1.9",
-                "phpstan/phpstan-mockery": "^1.1",
-                "phpstan/phpstan-phpunit": "^1.3",
-                "phpunit/phpunit": "^9.5",
-                "psalm/plugin-mockery": "^1.1",
-                "psalm/plugin-phpunit": "^0.18.4",
-                "ramsey/coding-standard": "^2.0.3",
-                "ramsey/conventional-commits": "^1.3",
-                "vimeo/psalm": "^5.4"
+                "php-parallel-lint/php-parallel-lint": "^1.4",
+                "phpspec/prophecy-phpunit": "^2.3",
+                "phpstan/extension-installer": "^1.4",
+                "phpstan/phpstan": "^2.1",
+                "phpstan/phpstan-mockery": "^2.0",
+                "phpstan/phpstan-phpunit": "^2.0",
+                "phpunit/phpunit": "^10.5",
+                "ramsey/coding-standard": "^2.3",
+                "ramsey/conventional-commits": "^1.6",
+                "roave/security-advisories": "dev-latest"
             },
             "type": "library",
             "extra": {
@@ -442,19 +439,9 @@
             ],
             "support": {
                 "issues": "https://github.com/ramsey/collection/issues",
-                "source": "https://github.com/ramsey/collection/tree/2.0.0"
+                "source": "https://github.com/ramsey/collection/tree/2.1.1"
             },
-            "funding": [
-                {
-                    "url": "https://github.com/ramsey",
-                    "type": "github"
-                },
-                {
-                    "url": "https://tidelift.com/funding/github/packagist/ramsey/collection",
-                    "type": "tidelift"
-                }
-            ],
-            "time": "2022-12-31T21:50:55+00:00"
+            "time": "2025-03-22T05:38:12+00:00"
         },
         {
             "name": "ramsey/uuid",
@@ -954,16 +941,16 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "2.1.6",
+            "version": "2.1.11",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "6eaec7c6c9e90dcfe46ad1e1ffa5171e2dab641c"
+                "reference": "8ca5f79a8f63c49b2359065832a654e1ec70ac30"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/6eaec7c6c9e90dcfe46ad1e1ffa5171e2dab641c",
-                "reference": "6eaec7c6c9e90dcfe46ad1e1ffa5171e2dab641c",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/8ca5f79a8f63c49b2359065832a654e1ec70ac30",
+                "reference": "8ca5f79a8f63c49b2359065832a654e1ec70ac30",
                 "shasum": ""
             },
             "require": {
@@ -1008,7 +995,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2025-02-19T15:46:42+00:00"
+            "time": "2025-03-24T13:45:00+00:00"
         },
         {
             "name": "thecodingmachine/phpstan-safe-rule",
diff --git a/lib/Artwork.php b/lib/Artwork.php
index 9f678913..fa257e63 100644
--- a/lib/Artwork.php
+++ b/lib/Artwork.php
@@ -29,7 +29,7 @@ use function Safe\unlink;
  * @property ?User $Submitter
  * @property ?User $Reviewer
  */
-class Artwork{
+final class Artwork{
 	use Traits\Accessor;
 	use Traits\PropertyFromHttp;
 
diff --git a/lib/HttpInput.php b/lib/HttpInput.php
index 954fb19b..4c1e0bd9 100644
--- a/lib/HttpInput.php
+++ b/lib/HttpInput.php
@@ -138,15 +138,14 @@ class HttpInput{
 				return true;
 			}
 		}
-		elseif(sizeof($_FILES) > 0){
-			// We received files but may have an error because the size exceeded our limit.
-			foreach($_FILES as $file){
-				/** @var array<string, int> $file */
-				$error = $file['error'] ?? UPLOAD_ERR_OK;
 
-				if($error == UPLOAD_ERR_INI_SIZE || $error == UPLOAD_ERR_FORM_SIZE){
-					return true;
-				}
+		// We received files but may have an error because the size exceeded our limit.
+		foreach($_FILES as $file){
+			/** @var array<string, int> $file */
+			$error = $file['error'] ?? UPLOAD_ERR_OK;
+
+			if($error == UPLOAD_ERR_INI_SIZE || $error == UPLOAD_ERR_FORM_SIZE){
+				return true;
 			}
 		}
 
diff --git a/lib/OpdsFeed.php b/lib/OpdsFeed.php
index e096e5c5..76c75e27 100644
--- a/lib/OpdsFeed.php
+++ b/lib/OpdsFeed.php
@@ -39,6 +39,7 @@ abstract class OpdsFeed extends AtomFeed{
 
 		$this->Updated = $updated;
 
+		/** @phpstan-ignore-next-line */
 		unset($this->_XmlString);
 		file_put_contents($this->Path, $this->GetXmlString());
 
diff --git a/www/feeds/401.php b/www/feeds/401.php
index ca0c7a49..1ee7c9d0 100644
--- a/www/feeds/401.php
+++ b/www/feeds/401.php
@@ -6,7 +6,7 @@ $feedType = '';
 $requestUri = $_SERVER['REQUEST_URI'] ?? '';
 preg_match('/^\/feeds\/(opds|rss|atom)/ius', $requestUri, $matches);
 
-if(sizeof($matches) > 0){
+if(isset($matches[1])){
 	$feedType = Enums\FeedType::tryFrom(strtolower($matches[1]));
 }