diff --git a/Dockerfile b/Dockerfile
index c0c9dfa3..1f71bc5c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # from: https://github.com/Saluki/nestjs-template
-FROM node:20-alpine as builder
+FROM node:20-alpine AS dev
 
-ENV NODE_ENV build
+ENV NODE_ENV=build
 
 RUN npm install -g nest eslint jest
 
@@ -12,8 +12,7 @@ USER node
 # ENV NPM_CONFIG_PREFIX=/home/node/.npm-global
 # ENV PATH=$PATH:/home/node/.npm-global/bin
 
-RUN mkdir -p /tmp/os2iot/backend
-WORKDIR /tmp/os2iot/backend
+WORKDIR /app
 
 COPY --chown=node:node package*.json ./
 
@@ -25,6 +24,6 @@ RUN npm run build
 
 CMD ["npm", "run", "start:dev"]
 
-FROM builder as prod
+FROM dev AS prod
 
 CMD ["npm", "run", "start:prod"]