diff --git a/.github/actions/setup-php/action.yml b/.github/actions/setup-php/action.yml
index d5d84cf..ee8b3e8 100644
--- a/.github/actions/setup-php/action.yml
+++ b/.github/actions/setup-php/action.yml
@@ -6,8 +6,8 @@ inputs:
   php-version:
     required: false
     type: string
-    description: the php version to use, defaults to 8.3
-    default: '8.3'
+    description: the php version to use, defaults to 8.4
+    default: '8.4'
 
 runs:
   using: composite
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cea168a..11c95a7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,13 +13,13 @@ jobs:
     strategy:
       matrix:
         include:
-          - php-version: 8.3
           - php-version: 8.4
+          - php-version: 8.5
 
 
     steps:
       - name: checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
       - name: PHP
         uses: ./.github/actions/setup-php
         with:
@@ -34,12 +34,12 @@ jobs:
     strategy:
       matrix:
         include:
-          - php-version: 8.3
           - php-version: 8.4
+          - php-version: 8.5
 
     steps:
       - name: checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
       - name: PHP
         uses: ./.github/actions/setup-php
         with:
diff --git a/composer.json b/composer.json
index 66d3ddd..888a2d1 100644
--- a/composer.json
+++ b/composer.json
@@ -6,7 +6,7 @@
         { "name": "Christopher Davis", "email": "chris@pmg.com" }
     ],
     "require": {
-        "php": "^8.3",
+        "php": "^8.4",
         "psr/log": "^1.0 || ^2.0 || ^3.0",
         "guzzlehttp/promises": "^2.0.3"