diff --git a/.github/workflows/browser_tests.yml b/.github/workflows/browser_tests.yml
index 6bd339610ab..7b9dc8daadb 100644
--- a/.github/workflows/browser_tests.yml
+++ b/.github/workflows/browser_tests.yml
@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: ["8.1", "8.3"]
+        php: ["8.1", "8.3", "8.4"]
 
     name: Linux / PHP ${{ matrix.php }}
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 955896a7977..0169c75d0e3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,7 +21,7 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: "8.3"
+          php-version: "8.4"
           extensions: mbstring
           tools: composer:v2
           coverage: none
@@ -62,7 +62,7 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: "8.3"
+          php-version: "8.4"
           extensions: mbstring
           tools: composer:v2
           coverage: none
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index fefc34dc1d6..8b4fbb8531c 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: ["7.3", "7.4", "8.0", "8.1", "8.2", "8.3"]
+        php: ["7.3", "7.4", "8.0", "8.1", "8.2", "8.3", "8.4"]
 
     name: Linux / PHP ${{ matrix.php }}
 
@@ -58,7 +58,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: ["7.3", "7.4", "8.0", "8.1", "8.2", "8.3"]
+        php: ["7.3", "7.4", "8.0", "8.1", "8.2", "8.3", "8.4"]
 
     name: Windows / PHP ${{ matrix.php }}