diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bbf1c38..cfa36ad 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -5,8 +5,6 @@ on:
         branches: ['main']
     pull_request:
         branches: ['*']
-    schedule:
-        -   cron: '0 0 * * *'
 
 jobs:
 
@@ -16,21 +14,20 @@ jobs:
         timeout-minutes: 15
         strategy:
             matrix:
-                php: [ '8.0', '8.1', '8.2' ]
+                php: [ '8.1', '8.2', '8.3', '8.4' ]
                 dependency-version: [ '' ]
                 include:
-                    -   php: '8.0'
+                    -   php: '8.1'
                         dependency-version: '--prefer-lowest'
         steps:
-            -   uses: actions/checkout@v2
+            -   uses: actions/checkout@v4
             -   name: Setup PHP
                 uses: shivammathur/setup-php@v2
                 with:
                     php-version: ${{ matrix.php }}
-                    tools: composer:v2
                     coverage: none
             -   name: Cache Composer dependencies
-                uses: actions/cache@v2
+                uses: actions/cache@v4
                 with:
                     path: ~/.composer/cache
                     key: php-${{ matrix.php }}-composer-locked-${{ hashFiles('composer.lock') }}
@@ -44,15 +41,15 @@ jobs:
         name: Coding standards
         runs-on: ubuntu-latest
         steps:
-            -   uses: actions/checkout@v2
+            -   uses: actions/checkout@v4
             -   name: Setup PHP
                 uses: shivammathur/setup-php@v2
                 with:
-                    php-version: 8.1
-                    tools: composer:v2, cs2pr
+                    php-version: 8.3
+                    tools: cs2pr
                     coverage: none
             -   name: Cache Composer dependencies
-                uses: actions/cache@v2
+                uses: actions/cache@v4
                 with:
                     path: ~/.composer/cache
                     key: php-composer-locked-${{ hashFiles('composer.lock') }}