diff --git a/packages/ui/Dockerfile b/packages/ui/Dockerfile
index 39b3819d7..1e81084d6 100644
--- a/packages/ui/Dockerfile
+++ b/packages/ui/Dockerfile
@@ -2,11 +2,11 @@ FROM node:20-alpine AS builder
 EXPOSE 7001
 WORKDIR /workspace/
 COPY . /workspace/
-RUN npm install -g pnpm@8.15.7
+RUN npm install -g yarn
 
 #RUN cd /workspace/certd-client && pnpm install && npm run build
 RUN cp /workspace/certd-client/dist/* /workspace/certd-server/public/ -rf
-RUN cd /workspace/certd-server && pnpm install && npm run build-on-docker
+RUN cd /workspace/certd-server && yarn install && npm run build-on-docker
 
 
 FROM node:20-alpine