diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 77e0f1f1..068937b7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -119,14 +119,6 @@ jobs:
       - name: Show the Composer configuration
         run: composer config --global --list
 
-      - name: Cache dependencies installed with composer
-        uses: actions/cache@v4
-        with:
-          path: ~/.cache/composer
-          key: php${{ matrix.php-version }}-composer-${{ hashFiles('**/composer.json') }}
-          restore-keys: |
-            php${{ matrix.php-version }}-composer-
-
       - name: Install Composer dependencies
         run: composer install --no-progress
 
@@ -155,7 +147,6 @@ jobs:
           - '8.3'
           - '8.4'
         dependencies:
-          - lowest
           - highest
 
     steps:
@@ -176,14 +167,6 @@ jobs:
       - name: Show the Composer configuration
         run: composer config --global --list
 
-      - name: Cache dependencies installed with composer
-        uses: actions/cache@v4
-        with:
-          path: ~/.cache/composer
-          key: php${{ matrix.php-version }}-${{ matrix.dependencies }}-composer-${{ hashFiles('**/composer.json') }}
-          restore-keys: |
-            php${{ matrix.php-version }}-${{ matrix.dependencies }}-composer-
-
       - name: Install Composer dependencies
         run: |
           if [[ "${{ matrix.dependencies }}" == 'lowest' ]]; then
diff --git a/.github/workflows/codecoverage.yml b/.github/workflows/codecoverage.yml
deleted file mode 100644
index c83b2f01..00000000
--- a/.github/workflows/codecoverage.yml
+++ /dev/null
@@ -1,72 +0,0 @@
-# https://help.github.com/en/categories/automating-your-workflow-with-github-actions
-
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-
-name: Code coverage
-
-jobs:
-  code-coverage:
-    name: Code coverage
-
-    runs-on: ubuntu-22.04
-
-    strategy:
-      fail-fast: false
-      matrix:
-        php-version:
-          - '8.3'
-        dependencies:
-          - highest
-
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Install PHP
-        uses: shivammathur/setup-php@v2
-        with:
-          php-version: ${{ matrix.php-version }}
-          ini-file: development
-          tools: composer:v2
-          coverage: xdebug
-
-      - name: Show the Composer version
-        run: composer --version
-
-      - name: Show the Composer configuration
-        run: composer config --global --list
-
-      - name: Cache dependencies installed with composer
-        uses: actions/cache@v4
-        with:
-          path: ~/.cache/composer
-          key: php${{ matrix.php-version }}-${{ matrix.dependencies }}-composer-${{ hashFiles('**/composer.json') }}
-          restore-keys: |
-            php${{ matrix.php-version }}-${{ matrix.dependencies }}-composer-
-
-      - name: Install Composer dependencies
-        run: |
-          if [[ "${{ matrix.dependencies }}" == 'lowest' ]]; then
-            DEPENDENCIES='--prefer-lowest';
-          else
-            DEPENDENCIES='';
-          fi;
-          composer install --no-progress;
-          composer update --with-dependencies --no-progress "${DEPENDENCIES}";
-          composer show;
-
-      - name: Run Tests
-        run: composer ci:tests:coverage
-
-      - name: Show generated coverage files
-        run: ls -lah
-
-      - name: Upload coverage results to Coveralls
-        uses: coverallsapp/github-action@v2
-        env:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          file: coverage.xml
diff --git a/composer.json b/composer.json
index 0ddea27f..33d24e24 100644
--- a/composer.json
+++ b/composer.json
@@ -40,7 +40,7 @@
         "php": "~7.3.0 || ~7.4.0 || ~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0 || ~8.4.0",
         "ext-dom": "*",
         "ext-libxml": "*",
-        "sabberworm/php-css-parser": "^8.7.0",
+        "sabberworm/php-css-parser": "8.x-dev",
         "symfony/css-selector": "^5.4.35 || ~6.3.12 || ^6.4.3 || ^7.0.3"
     },
     "require-dev": {