diff --git a/Dockerfile b/Dockerfile
index b4beec2..676e357 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,12 +1,10 @@
-FROM ubuntu:23.04
+FROM alpine:3.14
 
 # Install dependencies
-RUN apt update
-RUN DEBIAN_FRONTEND=noninteractive \
-apt install nginx php8.1 php8.1-fpm php8.1-gd php8.1-imagick -y
-
-# Clean up
-RUN apt clean
+RUN apk update && \
+    apk upgrade && \
+    apk add --no-cache nginx php8.1 php8.1-fpm php8.1-gd php8.1-imagick && \
+    rm -rf /var/cache/apk/*
 
 # Set up nginx
 COPY ./docker/nginx.conf /etc/nginx/nginx.conf
diff --git a/docker/start.sh b/docker/start.sh
index 9751857..adc3992 100644
--- a/docker/start.sh
+++ b/docker/start.sh
@@ -1,18 +1,20 @@
-if [[ -z "${MAX_UPLOAD_SIZE}" ]]; then
+#!/bin/sh
+
+if [ -z "$MAX_UPLOAD_SIZE" ]; then
   MAX_UPLOAD_SIZE="8M"  # Default fallback value
 fi
 
 echo "Checking if upload script exists in /var/www/html"
 if [ -f "/var/www/html/upload.php" ]; then
-    echo "Upload script was found, ignoring copy."
+  echo "Upload script was found, ignoring copy."
 else
-    cp /tmp/upload.php /var/www/html
-    echo "Upload script was not found, copying it."
+  cp /tmp/upload.php /var/www/html
+  echo "Upload script was not found, copying it."
 fi
 
 # Letting php know that we are running in docker
-echo "env[DOCKER] = true" >> /etc/php/8.1/fpm/pool.d/www.conf
-echo "clear_env = no" >> /etc/php/8.1/fpm/pool.d/www.conf
+echo "env[DOCKER] = true" >> /etc/php8/php-fpm.d/www.conf
+echo "clear_env = no" >> /etc/php8/php-fpm.d/www.conf
 
 echo "Setting permissions for upload script"
 chmod 777 /var/www/html/upload.php
@@ -20,16 +22,15 @@ chmod 777 /var/www/html/upload.php
 echo "Setting max upload size to ${MAX_UPLOAD_SIZE}"
 
 # Set max upload size for php
-sed -i "s/^upload_max_filesize = .*/upload_max_filesize = ${MAX_UPLOAD_SIZE}/" /etc/php/8.1/fpm/php.ini
-sed -i "s/^post_max_size = .*/post_max_size = ${MAX_UPLOAD_SIZE}/" /etc/php/8.1/fpm/php.ini
+sed -i "s/^upload_max_filesize = .*/upload_max_filesize = ${MAX_UPLOAD_SIZE}/" /etc/php8/php.ini
+sed -i "s/^post_max_size = .*/post_max_size = ${MAX_UPLOAD_SIZE}/" /etc/php8/php.ini
 
 # Set max upload size for nginx
 sed -i "s/client_max_body_size 500M;/client_max_body_size ${MAX_UPLOAD_SIZE};/" /etc/nginx/nginx.conf
 
 function start() {
   echo "Starting PHP & Nginx"
-  /etc/init.d/php8.1-fpm start &&
-  chmod 777 /run/php/php8.1-fpm.sock &&
+  php-fpm8 &&
   nginx -g 'daemon off;'
 }