diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5783b64..0395a56 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -34,10 +34,11 @@ jobs:
               run: php -d pcov.enabled=1 vendor/bin/phpunit --coverage-clover=clover.xml --colors=always
 
             - name: Upload the coverage report
-              uses: codecov/codecov-action@v1
+              uses: codecov/codecov-action@v4
               with:
                   file: ./clover.xml
                   fail_ci_if_error: true
+                  token: b9688d71-d4b7-41e5-8b00-25406027a507
 
     coding-style:
         name: Coding Style
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4f43e3c..c86baf5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 ## [Unreleased]
 
  * Fix unterminated entity reference error. [#101]
+ * Compatibility with Symfony 7. [#104]
 
 ## [1.2.0] (2023-05-30)
 
@@ -165,6 +166,7 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 [0.2.0]: https://github.com/contao/image/compare/0.1.0...0.2.0
 [0.1.0]: https://github.com/contao/image/commits/0.1.0
 
+[#104]: https://github.com/contao/image/issues/104
 [#101]: https://github.com/contao/image/issues/101
 [#98]: https://github.com/contao/image/issues/98
 [#97]: https://github.com/contao/image/issues/97
diff --git a/composer.json b/composer.json
index 6cd3efa..43ac83a 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
         "ext-zlib": "*",
         "imagine/imagine": "^1.3",
         "symfony/deprecation-contracts": "^2.1 || ^3.0",
-        "symfony/filesystem": "^5.4 || ^6.0",
+        "symfony/filesystem": "^5.4 || ^6.0 || ^7.0",
         "symfony/polyfill-php73": "^1.27",
         "symfony/polyfill-php80": "^1.27"
     },
@@ -30,7 +30,7 @@
         "contao/imagine-svg": "^1.0",
         "contao/test-case": "^4.5",
         "phpunit/phpunit": "^8.5 || ^9.5",
-        "symfony/phpunit-bridge": "^5.4",
+        "symfony/phpunit-bridge": "^5.4 || ^6.0 || ^7.0",
         "symfony/polyfill-php81": "^1.27"
     },
     "suggest": {
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
index 975a738..c2c9ab7 100644
--- a/phpstan.neon.dist
+++ b/phpstan.neon.dist
@@ -31,5 +31,3 @@ parameters:
         -
             message: '#ResizeCoordinates::isEqualTo\(\) expects .*, stdClass given#'
             path: %currentWorkingDirectory%/tests/ResizeCoordinatesTest.php
-        -
-            message: '#Access to an undefined property XMLReader::#'
diff --git a/src/Metadata/XmpFormat.php b/src/Metadata/XmpFormat.php
index 9d59f20..a373ac8 100644
--- a/src/Metadata/XmpFormat.php
+++ b/src/Metadata/XmpFormat.php
@@ -239,7 +239,7 @@ private function buildXmp(array $metadata): string
 
         foreach ($metadata as $namespace => $attributes) {
             foreach ($attributes as $attribute => $values) {
-                if (!$values = array_filter($values, 'strlen')) {
+                if (!$values = array_filter($values, static function ($value): bool { return '' !== (string) $value; })) {
                     continue;
                 }