diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c114f74..112e8b3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -32,6 +32,7 @@ jobs:
           - 7.3
           - 7.4
           - 8.0
+          - 8.1
   code-quality:
     name: "Code quality checks"
     runs-on: ubuntu-20.04
@@ -170,6 +171,12 @@ jobs:
           - typo3-version: ^11.5
             php-version: 8.0
             composer-dependencies: lowest
+          - typo3-version: ^11.5
+            php-version: 8.1
+            composer-dependencies: highest
+          - typo3-version: ^11.5
+            php-version: 8.1
+            composer-dependencies: lowest
   functional-tests:
     name: "Functional tests"
     runs-on: ubuntu-18.04
diff --git a/.gitlab/pipeline/.gitlab-ci.yml b/.gitlab/pipeline/.gitlab-ci.yml
index fbf8eed..0acf30c 100644
--- a/.gitlab/pipeline/.gitlab-ci.yml
+++ b/.gitlab/pipeline/.gitlab-ci.yml
@@ -22,6 +22,7 @@ include:
   - '/.gitlab/pipeline/jobs/php-lint-php7.3.yml'
   - '/.gitlab/pipeline/jobs/php-lint-php7.4.yml'
   - '/.gitlab/pipeline/jobs/php-lint-php8.0.yml'
+  - '/.gitlab/pipeline/jobs/php-lint-php8.1.yml'
   - '/.gitlab/pipeline/jobs/phpcs.yml'
   - '/.gitlab/pipeline/jobs/ts-lint.yml'
   - '/.gitlab/pipeline/jobs/unit-php7.2-v10.yml'
diff --git a/.gitlab/pipeline/jobs/php-lint-php8.1.yml b/.gitlab/pipeline/jobs/php-lint-php8.1.yml
new file mode 100644
index 0000000..fa7a570
--- /dev/null
+++ b/.gitlab/pipeline/jobs/php-lint-php8.1.yml
@@ -0,0 +1,7 @@
+php-lint-php8.1:
+  extends: .default
+  image: php:8.1
+  stage: lint
+  needs: [ ]
+  script:
+    - composer ci:php:lint
diff --git a/composer.json b/composer.json
index 98ff95a..16790af 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
 		"source": "https://github.com/TYPO3-Documentation/tea"
 	},
 	"require": {
-		"php": "~7.2.0 || ~7.3.0 || ~7.4.0 || ~8.0",
+		"php": "~7.2.0 || ~7.3.0 || ~7.4.0 || ~8.0 || ~8.1",
 		"typo3/cms-core": "^10.4 || ^11.5.2",
 		"typo3/cms-extbase": "^10.4 || ^11.5.2",
 		"typo3/cms-fluid": "^10.4 || ^11.5.2",
diff --git a/ext_emconf.php b/ext_emconf.php
index d5cb289..d301da7 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -7,7 +7,7 @@ $EM_CONF[$_EXTKEY] = [
     'category' => 'example',
     'constraints' => [
         'depends' => [
-            'php' => '7.2.0-7.4.99',
+            'php' => '7.2.0-8.1.99',
             'typo3' => '10.4.0-11.5.99',
         ],
     ],