diff --git a/app/backend/Dockerfile.prod b/app/backend/Dockerfile.prod
index 62119ef..1f90c7d 100644
--- a/app/backend/Dockerfile.prod
+++ b/app/backend/Dockerfile.prod
@@ -3,7 +3,7 @@
 ###########
 
 # pull official base image
-FROM python:3.11-alpine as builder
+FROM python:3.11-slim-bookworm AS builder
 
 
 # set working directory
@@ -14,12 +14,10 @@ ENV PYTHONDONTWRITEBYTECODE=1
 ENV PYTHONUNBUFFERED=1
 
 # install system dependencies
-RUN apt-get update \
-    && apt-get -y install build-essential \
+RUN apt-get update && apt-get -y install build-essential \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*
 
-
 # install python dependencies
 RUN pip install -i https://pypi.tuna.tsinghua.edu.cn/simple pipenv && rm -rf ~/.cache/pip
 COPY ./Pipfile .
@@ -37,7 +35,7 @@ COPY . /usr/src/app
 #########
 
 # pull official base image
-FROM python:3.11-alpine
+FROM python:3.11-slim-bookworm
 
 # create directory for the app user
 RUN mkdir -p /home/app