diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index cd938eb0c..d5eca9026 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -95,6 +95,14 @@ jobs:
       path: node_modules
     displayName: Cache node modules
   - script: yarn --frozen-lockfile
+  - run: |
+      sudo apt-get update
+      sudo apt-get install -y libgtk-3-0 libdbus-glib-1-2 xvfb
+      sudo cp build/azure-pipelines/linux/xvfb.init /etc/init.d/xvfb
+      sudo chmod +x /etc/init.d/xvfb
+      sudo update-rc.d xvfb defaults
+      sudo service xvfb start
+    name: Install firefox dependencies
     displayName: 'Install dependencies and build'
   - script: |
       yarn start &