diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 20eb2b4..177366c 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -28,7 +28,7 @@ jobs:
       - name: 'Setup PHP'
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.3
+          php-version: 8.4
           ini-values: memory_limit=-1
           coverage: none
           tools: composer:v2
@@ -49,7 +49,7 @@ jobs:
       - name: 'Setup PHP'
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.3
+          php-version: 8.4
           ini-values: memory_limit=-1
           coverage: none
           tools: composer:v2
@@ -74,7 +74,7 @@ jobs:
       - name: 'Setup PHP'
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.3
+          php-version: 8.4
           ini-values: memory_limit=-1
           coverage: none
           tools: composer:v2
@@ -95,6 +95,7 @@ jobs:
       matrix:
         php-version:
           - '8.3'
+          - '8.4'
     steps:
       - name: 'Checkout Code'
         uses: actions/checkout@v4
@@ -127,7 +128,7 @@ jobs:
       - name: 'Setup PHP'
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.3
+          php-version: 8.4
           ini-values: memory_limit=-1
           coverage: pcov
           tools: composer:v2