diff --git a/client/Dockerfile.prod b/client/Dockerfile.prod
index 6b774e866..bcd153121 100644
--- a/client/Dockerfile.prod
+++ b/client/Dockerfile.prod
@@ -3,7 +3,7 @@ RUN mkdir /srv/client && chown node:node /srv/client
 WORKDIR /srv/client
 USER node
 RUN mkdir -p node_modules
-COPY --chown=node:node package.json package.json ./
+COPY --chown=node:node package*.json ./
 RUN npm install --no-update-notifier
 
 FROM node:20-alpine AS client-builder
@@ -12,8 +12,8 @@ WORKDIR /srv/client
 COPY --from=node-modules-install /srv/client/node_modules node_modules
 COPY . .
 USER root
-ARG CUSTOM_REQUEST_HEADER nAb3kY-S%qE#4!d
-ENV REACT_APP_CUSTOM_REQUEST_HEADER $CUSTOM_REQUEST_HEADER
+ARG CUSTOM_REQUEST_HEADER=nAb3kY-S%qE#4!d
+ENV REACT_APP_CUSTOM_REQUEST_HEADER=$CUSTOM_REQUEST_HEADER
 RUN npm run build
 
 FROM nginx as client-production