diff --git a/.env.example b/.env.example
index 4ce509d..1e58138 100644
--- a/.env.example
+++ b/.env.example
@@ -52,3 +52,6 @@ PUSHER_APP_CLUSTER=mt1
 MIX_PUSHER_APP_KEY="${PUSHER_APP_KEY}"
 MIX_PUSHER_APP_CLUSTER="${PUSHER_APP_CLUSTER}"
 
+FCM_KEY=null
+SOCKET_URL=192.168.x.x:3000
+