diff --git a/.github/workflows/composer-diff.yml b/.github/workflows/composer-diff.yml
index 0fac0af..1b6da07 100644
--- a/.github/workflows/composer-diff.yml
+++ b/.github/workflows/composer-diff.yml
@@ -32,4 +32,3 @@ jobs:
             ${{ steps.composer_diff.outputs.composer_diff }}
 
             </details>
-
diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index 9cc29b9..b216bde 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -13,9 +13,9 @@ jobs:
 
     strategy:
       matrix:
-        operating-system: ['ubuntu-latest']
-        php-versions: ['8.1']
-        phpunit-versions: ['latest']
+        operating-system: ["ubuntu-latest"]
+        php-versions: ["8.3"]
+        phpunit-versions: ["latest"]
 
     steps:
       - name: Setup PHP
@@ -47,4 +47,3 @@ jobs:
 
       - name: Run test suite
         run: composer test
-
diff --git a/composer.json b/composer.json
index 226a899..933bb2d 100644
--- a/composer.json
+++ b/composer.json
@@ -15,15 +15,15 @@
     }
   ],
   "require": {
-    "php": "^8.1",
+    "php": "^8.3",
     "ext-curl": "*",
     "ext-zlib": "*",
-    "league/uri": "7.4.0"
+    "league/uri": "^7"
   },
   "require-dev": {
-    "ergebnis/composer-normalize": "2.42.0",
-    "phpstan/phpstan": "1.10.58",
-    "phpunit/phpunit": "10.5.10",
+    "ergebnis/composer-normalize": "^2",
+    "phpstan/phpstan": "^1",
+    "phpunit/phpunit": "^11",
     "roave/security-advisories": "dev-latest"
   },
   "autoload": {
diff --git a/phpunit.xml b/phpunit.xml
index 335b56e..b74ff9d 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -1,13 +1,13 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/10.0/phpunit.xsd" bootstrap="vendor/autoload.php" colors="true" cacheDirectory=".phpunit.cache">
-  <coverage>
-    <include>
-      <directory suffix=".php">./src</directory>
-    </include>
-  </coverage>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/11.0/phpunit.xsd" bootstrap="vendor/autoload.php" colors="true" cacheDirectory=".phpunit.cache">
   <testsuites>
     <testsuite name="Test Suite">
       <directory suffix="Test.php">./tests</directory>
     </testsuite>
   </testsuites>
+  <source>
+    <include>
+      <directory suffix=".php">./src</directory>
+    </include>
+  </source>
 </phpunit>