diff --git a/.env.example b/.env.example
index 4d9babe..76ca780 100644
--- a/.env.example
+++ b/.env.example
@@ -4,6 +4,7 @@ CLIENT_ID=
 CLIENT_SECRET=
 FRONTEND_URI=
 DOMAIN=localhost
+PORT=
 
 # can be either postgres or sqlite
 DATABASE_TYPE=