diff --git a/docs/deploy-raspberry-pi.md b/docs/deploy-raspberry-pi.md
index 4d1310c..90ebf01 100644
--- a/docs/deploy-raspberry-pi.md
+++ b/docs/deploy-raspberry-pi.md
@@ -6,7 +6,7 @@ This app can run directly on a Raspberry Pi with **nginx + php-fpm** instead of
 
 `scripts/deploy-raspi.sh` runs from your local machine and connects over SSH to the Pi. On the Pi it will:
 
-- install `nginx`, `git`, `composer`, and PHP 8.2 packages
+- install `nginx`, `git`, `composer`, and the distro-default PHP packages
 - clone or update the repository
 - create/update `.env`
 - install Composer dependencies
@@ -44,7 +44,6 @@ Arguments:
 ```bash
 DEPLOY_REF=main \
 DEPLOY_PATH=/var/www/warehouse \
-PHP_VERSION=8.2 \
 scripts/deploy-raspi.sh pi raspberrypi.local git@github.com:YOUR_USER/warehouse.git DietPi.ntp.kentcommunications.com
 ```
 
@@ -52,7 +51,7 @@ scripts/deploy-raspi.sh pi raspberrypi.local git@github.com:YOUR_USER/warehouse.
 
 - browse to `http://DietPi.ntp.kentcommunications.com`
 - check nginx with `sudo systemctl status nginx`
-- check php-fpm with `sudo systemctl status php8.2-fpm`
+- check php-fpm with `systemctl list-units --type=service | grep php.*fpm`
 - check the queue worker with `sudo systemctl status warehouse-queue.service`
 
 ## Notes
@@ -60,4 +59,4 @@ scripts/deploy-raspi.sh pi raspberrypi.local git@github.com:YOUR_USER/warehouse.
 - the app serves from `public/`, so the nginx root must stay pointed there
 - low-stock emails are always queued in this app, so the queue worker service matters in production
 - this script sets up **HTTP only**; add TLS separately with `certbot` or another reverse-proxy setup if you want HTTPS
-- if you prefer MySQL instead of SQLite, update `.env` and the script before rerunning it
+- if you prefer MySQL instead of SQLite, update `.env` and the script before rerunning it
\ No newline at end of file
diff --git a/scripts/deploy-raspi.sh b/scripts/deploy-raspi.sh
index 6862480..c7506fb 100644
--- a/scripts/deploy-raspi.sh
+++ b/scripts/deploy-raspi.sh
@@ -12,20 +12,16 @@ repo_url="$3"
 domain="${4:-DietPi.ntp.kentcommunications.com}"
 deploy_path="${DEPLOY_PATH:-/var/www/warehouse}"
 deploy_ref="${DEPLOY_REF:-main}"
-php_version="${PHP_VERSION:-8.2}"
 
-ssh "${ssh_user}@${ssh_host}" bash -s -- "$repo_url" "$domain" "$deploy_path" "$deploy_ref" "$php_version" <<'REMOTE'
+ssh "${ssh_user}@${ssh_host}" bash -s -- "$repo_url" "$domain" "$deploy_path" "$deploy_ref" <<'REMOTE'
 set -euo pipefail
 
 repo_url="$1"
 domain="$2"
 deploy_path="$3"
 deploy_ref="$4"
-php_version="$5"
 owner="$(id -un)"
 group="$(id -gn)"
-php_fpm_service="php${php_version}-fpm"
-php_fpm_socket="/run/php/${php_fpm_service}.sock"
 
 set_env() {
   file="$1"
@@ -39,11 +35,13 @@ set_env() {
 }
 
 sudo apt-get update
-sudo apt-get install -y git nginx composer \
-  "php${php_version}" "php${php_version}-cli" "php${php_version}-fpm" \
-  "php${php_version}-mbstring" "php${php_version}-xml" \
-  "php${php_version}-curl" "php${php_version}-zip" \
-  "php${php_version}-sqlite3" "php${php_version}-mysql"
+sudo apt-get install -y \
+  git nginx composer \
+  php php-cli php-fpm php-mbstring php-xml php-curl php-zip php-sqlite3 php-mysql
+
+php_version="$(php -r 'echo PHP_MAJOR_VERSION . "." . PHP_MINOR_VERSION;')"
+php_fpm_service="php${php_version}-fpm"
+php_fpm_socket="/run/php/${php_fpm_service}.sock"
 
 sudo mkdir -p "$(dirname "$deploy_path")"
 if [ ! -d "$deploy_path/.git" ]; then
@@ -56,7 +54,9 @@ else
 fi
 
 cd "$deploy_path"
-if [ ! -f .env ] && [ -f .env.example ]; then cp .env.example .env; fi
+if [ ! -f .env ] && [ -f .env.example ]; then
+  cp .env.example .env
+fi
 set_env .env APP_ENV prod
 set_env .env DB_CONNECTION sqlite
 set_env .env DB_SQLITE_PATH "$deploy_path/database/database.sqlite"
@@ -123,4 +123,4 @@ sudo systemctl restart nginx
 sudo systemctl restart warehouse-queue.service
 
 echo "Deployment complete: http://${domain}"
-REMOTE
+REMOTE
\ No newline at end of file