diff --git a/docs/troubleshooting.md b/docs/troubleshooting.md
index 19608173..f05aa40b 100644
--- a/docs/troubleshooting.md
+++ b/docs/troubleshooting.md
@@ -103,22 +103,37 @@ Dockerfile:
 ```
 FROM node:8-slim
 
-# Install latest chrome (dev) package.
-# Note: this also installs the necessary libs so we don't need the previous RUN command.
-RUN wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - &&\
-sh -c 'echo "deb http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome.list' &&\
-apt-get update &&\
-apt-get install -y google-chrome-unstable
+# Install latest chrome dev package.
+# Note: this installs the necessary libs to make the bundled version of Chromium that Pupppeteer
+# installs, work.
+RUN apt-get update && apt-get install -y wget --no-install-recommends \
+    && wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - \
+    && sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list' \
+    && apt-get update \
+    && apt-get install -y google-chrome-unstable \
+      --no-install-recommends \
+    && rm -rf /var/lib/apt/lists/* \
+    && apt-get purge --auto-remove -y curl \
+    && rm -rf /src/*.deb
 
 # Uncomment to skip the chromium download when installing puppeteer. If you do,
 # you'll need to launch puppeteer with:
 #     browser.launch({executablePath: 'google-chrome-unstable'})
 # ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD true
 
-# Install puppeteer so it can be required by user code that gets ran in server.js.
+# Install puppeteer so it's available in the container.
 RUN yarn add puppeteer
 
-CMD ["google-chrome-unstable", "--no-sandbox"]
+# Add pptr user.
+RUN groupadd -r pptruser && useradd -r -g pptruser -G audio,video pptruser \
+    && mkdir -p /home/pptruser/Downloads \
+    && chown -R pptruser:pptruser /home/pptruser \
+    && chown -R pptruser:pptruser /node_modules
+
+# Run user as non privileged.
+USER pptruser
+
+CMD ["google-chrome-unstable"]
 ```
 
 Build the container: