diff --git a/packages/chat_server/Dockerfile b/packages/chat_server/Dockerfile
index 265f0efe..0c982203 100755
--- a/packages/chat_server/Dockerfile
+++ b/packages/chat_server/Dockerfile
@@ -1,8 +1,10 @@
-FROM node:16-bullseye
-ENV NODE_ENV=production
+FROM node:16-bullseye-slim
+
+RUN curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list
 
 RUN apt update
-RUN apt install python -y
+RUN apt install --no-install-recommends curl python yarn build-essential -y
+
 RUN mkdir -p /home/node/app/node_modules && chown -R node:node /home/node/app
 
 WORKDIR /home/node/app
@@ -14,7 +16,11 @@ COPY package.json ./
 COPY --chown=node:node . .
 
 RUN chmod -R 777 /home/node/app
-RUN npm install
-RUN npm run build
 
-CMD ["node", "/home/node/app/dist/index.js"]
\ No newline at end of file
+RUN export NODE_ENV=production
+
+RUN yarn global add cross-env
+RUN yarn install --production
+RUN yarn build
+
+CMD ["yarn", "run", "run:prod"]
\ No newline at end of file