diff --git a/Dockerfile b/Dockerfile
index 9b1165e..f0caf2f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ FROM ubuntu:22.04
 # Install dependencies
 RUN apt update
 RUN DEBIAN_FRONTEND=noninteractive \
-apt install nginx php php-fpm php-gd -y
+apt install nginx php8.1 php8.1-fpm php8.1-gd -y
 
 # Set up nginx
 COPY ./docker/nginx.conf /etc/nginx/nginx.conf