diff --git a/README.md b/README.md
index 64b4de36..087d142b 100644
--- a/README.md
+++ b/README.md
@@ -32,10 +32,17 @@ As of the time of this writing the following translations exist: English, Russia
 
 ## Other
 
-Demo avatars and some other graphics are from https://www.pexels.com/ under [CC0 license](https://www.pexels.com/photo-license/).
+* Demo avatars and some other graphics are from https://www.pexels.com/ under [CC0 license](https://www.pexels.com/photo-license/).
+* Background patterns from http://subtlepatterns.com/, commercial and non-commercial use allowed with attribution.
 
-Background patterns from http://subtlepatterns.com/, commercial and non-commercial use allowed with attribution.
+## Push notifications
 
+If you want to use the app with your own server and want web push notification to work you have to set them up:
+
+* Register at https://firebase.google.com/, set up the project if you have not done so already.
+* Open https://console.firebase.google.com/, navigate to your project the to `Cloud Messaging`.
+* Locate `firebase-init.js` in the root folder of your copy of this web app. Get Sender ID and Web Push certificate from https://console.firebase.google.com/: copy `Sender ID` (Project Settings -> Cloud Messaging, "Sender ID") to `messagingSenderId` field, copy `Web Push certificate` (Project Settings -> Cloud Messaging -> Web configuration -> Web Push certificates) to `messagingVapidKey` field.
+* Copy Google-provided server key to `tinode.conf`, see details [here](https://github.com/tinode/chat/blob/master/docs/faq.md#q-how-to-setup-fcm-push-notifications).
 
 ## Responsive design