diff --git a/Dockerfile b/Dockerfile
index 2d4563d..36fd0dd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,27 +1,27 @@
 FROM golang:1.12-alpine AS build
 
-RUN apk add nodejs nodejs-npm make g++ ca-certificates git sqlite-dev && \
+RUN apk add --update nodejs nodejs-npm make g++ ca-certificates git sqlite-dev && \
   npm install -g less less-plugin-clean-css && \
   go get -u github.com/jteeuwen/go-bindata/...
 
 WORKDIR /src
 COPY ./go.mod ./go.sum ./
 RUN go mod download
 COPY . .
 RUN cd cmd/writefreely && go build -v -tags='sqlite'
 RUN make assets ui
 
 RUN mkdir -p \
   /home/writefreely/static /home/writefreely/templates /home/writefreely/pages && \
   cp -r templates/ pages/ static/ /home/writefreely && \
   cp config.ini.example /home/writefreely/config.ini
 
 FROM alpine AS final
 
 # TODO user nobody or similar
 COPY --from=build /src/cmd/writefreely/writefreely /bin
 COPY --from=build /home /home
 
 EXPOSE 8080
 WORKDIR /home/writefreely
 ENTRYPOINT [ "writefreely" ]