diff --git a/.github/workflows/php-cs-fixer.yml b/.github/workflows/php-cs-fixer.yml
index 5cb3a86..84ab01a 100644
--- a/.github/workflows/php-cs-fixer.yml
+++ b/.github/workflows/php-cs-fixer.yml
@@ -8,7 +8,7 @@ jobs:
 
         steps:
             -   name: Checkout code
-                uses: actions/checkout@v1
+                uses: actions/checkout@v2
 
             -   name: Fix style
                 uses: docker://oskarstark/php-cs-fixer-ga
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 9b9c06f..6f87bbc 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -8,7 +8,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        php: [7.4]
+        php: [8.0, 7.4]
         laravel: [8.*]
         dependency-version: [prefer-lowest, prefer-stable]
         include:
@@ -19,16 +19,10 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v1
-
-      - name: Cache dependencies
-        uses: actions/cache@v1
-        with:
-          path: ~/.composer/cache/files
-          key: dependencies-laravel-${{ matrix.laravel }}-php-${{ matrix.php }}-composer-${{ hashFiles('composer.json') }}
+        uses: actions/checkout@v2
 
       - name: Setup PHP
-        uses: shivammathur/setup-php@v1
+        uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php }}
           extensions: dom, curl, libxml, mbstring, zip, pcntl, pdo, sqlite, pdo_sqlite, bcmath, soap, intl, gd, exif, iconv, imagick
diff --git a/composer.json b/composer.json
index 194ef6e..ed683cd 100644
--- a/composer.json
+++ b/composer.json
@@ -16,11 +16,11 @@
         }
     ],
     "require": {
-        "php": "^7.4",
+        "php": "^7.4|^8.0",
         "illuminate/database": "^8.0",
         "illuminate/view": "^8.0",
         "livewire/livewire": "^2.0",
-        "spatie/sun": "^1.0"
+        "spatie/sun": "^1.1.1"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^2.16",