diff --git a/priv/repo/migrations/20190315101315_create_registrations.exs b/priv/repo/migrations/20190315101315_create_registrations.exs
index fbb22ec7c..6b28cbdd3 100644
--- a/priv/repo/migrations/20190315101315_create_registrations.exs
+++ b/priv/repo/migrations/20190315101315_create_registrations.exs
@@ -13,6 +13,6 @@ defmodule Pleroma.Repo.Migrations.CreateRegistrations do
     end
 
     create unique_index(:registrations, [:provider, :uid])
-    create unique_index(:registrations, [:user_id, :provider])
+    create unique_index(:registrations, [:user_id, :provider, :uid])
   end
 end