diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0935c43..0baf3a6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 For a full diff see [`3.0.0...main`][3.0.0...main].
 
+### Added
+
+- Added support for PHP 8.3 ([#315]), by [@localheinz]
+
 ## [`3.0.0`][3.0.0]
 
 For a full diff see [`2.0.0...3.0.0`][2.0.0...3.0.0].
@@ -88,5 +92,6 @@ For a full diff see [`a5f2657...1.0.0`][a5f2657...1.0.0].
 [#226]: https://github.com/ergebnis/data-provider/pull/226
 [#230]: https://github.com/ergebnis/data-provider/pull/230
 [#244]: https://github.com/ergebnis/data-provider/pull/244
+[#315]: https://github.com/ergebnis/data-provider/pull/315
 
 [@localheinz]: https://github.com/localheinz
diff --git a/composer.json b/composer.json
index 645decc..5da2eff 100644
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,7 @@
     "source": "https://github.com/ergebnis/data-provider"
   },
   "require": {
-    "php": "~8.1.0 || ~8.2.0",
+    "php": "~8.1.0 || ~8.2.0 || ~8.3.0",
     "fakerphp/faker": "^1.21.0"
   },
   "require-dev": {
diff --git a/composer.lock b/composer.lock
index 04a8891..f21dbed 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "047c9fa9a0303b79177d2cd7bda237a6",
+    "content-hash": "2c207d9e630cb7486ac73c9440ec5943",
     "packages": [
         {
             "name": "fakerphp/faker",
@@ -6201,7 +6201,7 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": "~8.1.0 || ~8.2.0"
+        "php": "~8.1.0 || ~8.2.0 || ~8.3.0"
     },
     "platform-dev": [],
     "platform-overrides": {