diff --git a/README.md b/README.md
index 1774da4f542f39b7acc0a6f8c1ea11dbfe11763c..c1053ce8097c8ed6a7fd9e536e6a3774dd3e57c2 100644
--- a/README.md
+++ b/README.md
@@ -166,6 +166,9 @@ uncomment the "use_frameworks!" line in the podfile.
 2. Follow the `README` to link frameworks (Analytics+Messaging)
 
 ### Shared steps
+Make sure you have certificates setup by following
+https://firebase.google.com/docs/cloud-messaging/ios/certs
+
 Edit `AppDelegate.h`:
 ```diff
 + @import UserNotifications;