diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5b1a811..9b23857 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,27 +3,39 @@ name: CI
 on:
   push:
   pull_request:
-  schedule:
-    - cron:  '5 5 * * *'
 
 jobs:
   testsuite:
     name: all tests
     runs-on: ubuntu-latest
     steps:
-      - name: "Checkout"
+      - name: Checkout
         uses: actions/checkout@v4
-      - name: "Install PHP"
+
+      - name: Install PHP
         uses: shivammathur/setup-php@v2
         with:
           php-version: "${{ matrix.php }}"
           coverage: none
           tools: composer:v2
-      - name: "Composer Install"
-        run: "composer install"
-      - name: "Run Static Code Analysis"
-        run: "composer ci:static"
+
+      - name: Get composer cache directory
+        id: composer-cache
+        run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
+
+      - name: Cache dependencies
+        uses: actions/cache@v4
+        with:
+          path: ${{ steps.composer-cache.outputs.dir }}
+          key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
+          restore-keys: ${{ runner.os }}-composer-
+
+      - name: Install dependencies
+        run: composer install
+
+      - name: Run static code analysis
+        run: composer ci:static
     strategy:
       fail-fast: false
       matrix:
-        php: [ '7.4', '8.0', '8.1', '8.2' ]
+        php: [ '8.2', '8.3' ]