diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bed5e2e3f..3ddf5e163 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,7 +6,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: [ '7.4', '8.0', '8.1', '8.2', '8.3' ]
+        php: [ '7.4', '8.0', '8.1', '8.2', '8.3', '8.4' ]
 
     name: PHP ${{ matrix.php }}
     steps:
@@ -14,18 +14,11 @@ jobs:
     - name: Checkout Repository
       uses: actions/checkout@v4
 
-    - name: Setup PHP
-      uses: nanasess/setup-php@master
-      with:
-        php-version: ${{ matrix.php }}
+    - name: Install PHP
+      run: chmod +x .github/workflows/setup-php.sh && .github/workflows/setup-php.sh ${{ matrix.php }}
 
-    - name: Start MySQL and create database
-      run: |
-        sudo systemctl start mysql.service
-        sudo mysql -uroot -proot -e "CREATE DATABASE rhymix CHARSET utf8mb4 COLLATE utf8mb4_unicode_ci"
-        sudo mysql -uroot -proot -e "CREATE USER rhymix@localhost IDENTIFIED WITH mysql_native_password BY 'rhymix'"
-        sudo mysql -uroot -proot -e "GRANT ALL ON rhymix.* to rhymix@localhost; FLUSH PRIVILEGES"
-        sudo mysql -uroot -proot -e "SELECT VERSION()"
+    - name: Create test database
+      run: chmod +x .github/workflows/setup-mysql.sh && .github/workflows/setup-mysql.sh
 
     - name: PHP Lint
       run: if find . -name "*.php" ! -path "./common/vendor/*" -print0 | xargs -0 -n 1 -P 8 php -l | grep -v "No syntax errors detected"; then exit 1; fi
diff --git a/.github/workflows/setup-mysql.sh b/.github/workflows/setup-mysql.sh
new file mode 100644
index 000000000..2f90347cd
--- /dev/null
+++ b/.github/workflows/setup-mysql.sh
@@ -0,0 +1,14 @@
+#!/bin/bash
+
+AUTH="-uroot -proot"
+
+# Start MySQL
+sudo systemctl start mysql.service
+
+# Create default database
+sudo mysql $AUTH -e "CREATE DATABASE rhymix CHARSET utf8mb4 COLLATE utf8mb4_unicode_ci"
+sudo mysql $AUTH -e "CREATE USER rhymix@localhost IDENTIFIED WITH mysql_native_password BY 'rhymix'"
+sudo mysql $AUTH -e "GRANT ALL ON rhymix.* to rhymix@localhost; FLUSH PRIVILEGES"
+
+# Check MySQL version
+sudo mysql $AUTH -e "SELECT VERSION()"
diff --git a/.github/workflows/setup-php.sh b/.github/workflows/setup-php.sh
new file mode 100644
index 000000000..3852c4089
--- /dev/null
+++ b/.github/workflows/setup-php.sh
@@ -0,0 +1,37 @@
+#!/bin/bash
+
+# Based on https://github.com/nanasess/setup-php
+sudo add-apt-repository -y ppa:ondrej/php
+
+# Install all required packages
+sudo apt -y install \
+	php$1-apcu \
+	php$1-bcmath \
+	php$1-cli \
+	php$1-common \
+	php$1-curl \
+	php$1-gd \
+	php$1-intl \
+	php$1-mbstring \
+	php$1-mysql \
+	php$1-opcache \
+	php$1-readline \
+	php$1-sqlite3 \
+	php$1-xml \
+	php$1-zip
+
+# Enable and tune opcache
+sudo bash -c 'echo "opcache.enable = 1" >> /etc/php/$1/cli/conf.d/10-opcache.ini'
+sudo bash -c 'echo "opcache.enable_cli = 1" >> /etc/php/$1/cli/conf.d/10-opcache.ini'
+sudo bash -c 'echo "opcache.jit = tracing" >> /etc/php/$1/cli/conf.d/10-opcache.ini'
+sudo bash -c 'echo "opcache.jit_buffer_size = 128M" >> /etc/php/$1/cli/conf.d/10-opcache.ini'
+
+# Enable APCu
+sudo bash -c 'echo "apc.enable_cli = 1" >> /etc/php/$1/cli/conf.d/20-apcu.ini'
+
+# Disable xdebug
+sudo phpdismod -v ALL -s ALL xdebug
+
+# Set and check default PHP version
+sudo update-alternatives --set php /usr/bin/php$1
+php -v