diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index c25ebb6c0..4a7fe9a1c 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -11,7 +11,7 @@ jobs:
       - name: Set up PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.1
+          php-version: 8.4
           coverage: none
           tools: composer-normalize
 
@@ -46,7 +46,7 @@ jobs:
       - name: Set up PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.1
+          php-version: 8.4
           coverage: none
 
       - name: Checkout code
diff --git a/.github/workflows/watch.yml b/.github/workflows/watch.yml
index d2fde2ac4..b14bee15a 100644
--- a/.github/workflows/watch.yml
+++ b/.github/workflows/watch.yml
@@ -15,7 +15,7 @@ jobs:
       - name: Set up PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.1
+          php-version: 8.4
           coverage: none
 
       - name: Checkout code
diff --git a/.github/workflows/website.yml b/.github/workflows/website.yml
index da4d0289c..cfe176c1f 100644
--- a/.github/workflows/website.yml
+++ b/.github/workflows/website.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Set up PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.1
+          php-version: 8.4
 
       - name: Checkout code
         uses: actions/checkout@v4