diff --git a/build/Containerfile b/build/Containerfile
index dfc88c0..ef10653 100644
--- a/build/Containerfile
+++ b/build/Containerfile
@@ -3,17 +3,16 @@ ARG SITE
 
 WORKDIR /build
 
-COPY ./sites/${SITE}/package.json .
+COPY . ./
 
-RUN yarn install --frozen-lockfile
+WORKDIR /build/sites/${SITE}
 
-COPY ./sites/${SITE}/. ./
-
-RUN yarn build
+RUN yarn install --frozen-lockfile && yarn build
 
 # Final image
 FROM nginx:mainline-alpine as nginx
+ARG SITE
 
 COPY ./build/nginx/site.conf /etc/nginx/conf.d/default.conf
 
-COPY --from=builder /build/out /var/www/html
+COPY --from=builder /build/sites/${SITE}/out /var/www/html