diff --git a/composer.json b/composer.json
index c0b79ee..e216e77 100644
--- a/composer.json
+++ b/composer.json
@@ -5,7 +5,7 @@
     "minimum-stability": "dev",
     "prefer-stable": true,
     "require": {
-        "php": "^8.0",
+        "php": "^8.1",
         "brick/money": "^0.10"
     },
     "require-dev": {
diff --git a/composer.lock b/composer.lock
index 63f2fc0..0466f26 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": "dc14787ab4348c7bb4a40598cf109124",
+    "content-hash": "dfcfc7f2112e9d88b1fa931d786d4539",
     "packages": [
         {
             "name": "brick/math",
@@ -2949,7 +2949,7 @@
     "prefer-stable": true,
     "prefer-lowest": false,
     "platform": {
-        "php": "^8.0"
+        "php": "^8.1"
     },
     "platform-dev": {},
     "plugin-api-version": "2.6.0"