diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 3194617..33e1e35 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -14,7 +14,7 @@ jobs:
                 os:
                     - ubuntu-latest
                 php:
-                    - '8.0'
+                    - '8.1'
                 dependencies:
                     - lowest
                     - highest
@@ -77,7 +77,7 @@ jobs:
             -   name: Setup PHP
                 uses: shivammathur/setup-php@v2
                 with:
-                    php-version: '8.0'
+                    php-version: '8.1'
                 env:
                     update: true
 
@@ -108,7 +108,7 @@ jobs:
             -   name: Setup PHP
                 uses: shivammathur/setup-php@v2
                 with:
-                    php-version: '8.0'
+                    php-version: '8.1'
                     extensions: snappy-kjdev/php-ext-snappy@0.2.1
                 env:
                     update: true
@@ -140,7 +140,7 @@ jobs:
             -   name: Setup PHP
                 uses: shivammathur/setup-php@v2
                 with:
-                    php-version: '8.0'
+                    php-version: '8.1'
                     extensions: snappy-kjdev/php-ext-snappy@0.2.1
                 env:
                     update: true
@@ -178,7 +178,7 @@ jobs:
             -   name: Setup PHP
                 uses: shivammathur/setup-php@v2
                 with:
-                    php-version: '8.0'
+                    php-version: '8.1'
                     coverage: pcov
                 env:
                     update: true
diff --git a/composer.json b/composer.json
index 1b17320..924f763 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
         }
     ],
     "require": {
-        "php": "^8.0.1",
+        "php": "^8.1",
         "ext-json": "*",
         "amphp/http-client": "^4.6",
         "amphp/socket": "^1.1",