diff --git a/.github/workflows/integrate.yml b/.github/workflows/integrate.yml
index acc29c6..b495e04 100644
--- a/.github/workflows/integrate.yml
+++ b/.github/workflows/integrate.yml
@@ -19,7 +19,7 @@ jobs:
       - name: "Set up PHP"
         uses: "shivammathur/setup-php@v2"
         with:
-          php-version: "8.0"
+          php-version: "8.1"
           extensions: "${{ env.PHP_EXTENSIONS }}"
           ini-values: "post_max_size=256M"
 
@@ -60,9 +60,9 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.0"
           - "8.1"
           - "8.2"
+          - "8.3"
     steps:
       - name: "Set up PHP"
         uses: "shivammathur/setup-php@v2"
@@ -101,7 +101,7 @@ jobs:
       - name: "Set up PHP"
         uses: "shivammathur/setup-php@v2"
         with:
-          php-version: "8.0"
+          php-version: "8.1"
           extensions: "${{ env.PHP_EXTENSIONS }}"
           ini-values: "post_max_size=256M"
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 042495e..2f03ff1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,4 @@
+* Made PHP8.1 minimum version
 * Refactored package file structure
 
 ## v0.2.5 (2023-10-16)
diff --git a/composer.json b/composer.json
index 4db1636..267aee0 100644
--- a/composer.json
+++ b/composer.json
@@ -9,7 +9,7 @@
             "email": "tom@inflatablecookie.com"
         } ],
     "require": {
-        "php": "^8.0",
+        "php": "^8.1",
 
         "decodelabs/atlas": "^0.10.5|^0.11",
         "decodelabs/exceptional": "^0.4",