diff --git a/Dockerfile b/Dockerfile
index bb7403bd..2d5d02b1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,9 +5,11 @@ RUN apt-get -qq update && apt-get install -qq gifsicle libjpeg-progs optipng
 
 WORKDIR /dashkiosk
 COPY . /dashkiosk/
-RUN npm install
-RUN grunt --branding=exoscale
-RUN cd dist ; ln -s ../node_modules
+RUN npm install && \
+    grunt --branding=exoscale && \
+    cd dist && \
+    npm install --production && \
+    rm -rf ../node_modules ../build
 
 # We use SQLite by default. If you want to keep the database between
 # runs, don't forget to provide a volume for /database.
diff --git a/docs/install.rst b/docs/install.rst
index caed4fec..ca974794 100644
--- a/docs/install.rst
+++ b/docs/install.rst
@@ -35,11 +35,11 @@ To install it, you need to execute the following step:
 
          $ grunt
 
-  7. Upon success, you will get a `dist` directory that you can put on
+  7. Upon success, you will get a ``dist`` directory that you can put on
      some server. It includes both the receiver and the server
-     part. Then, go to `dist`::
+     part. Then::
 
-         $ npm install --production
+         $ cd dist && npm install --production
 
   8. If you want to use the Android application, you still need
      to build it and install it. See :doc:`android`.