diff --git a/priv/repo/migrations/20241126093029_add_signing_key_index.exs b/priv/repo/migrations/20241126093029_add_signing_key_index.exs
new file mode 100644
index 000000000..25df1bb7f
--- /dev/null
+++ b/priv/repo/migrations/20241126093029_add_signing_key_index.exs
@@ -0,0 +1,7 @@
+defmodule Pleroma.Repo.Migrations.AddSigningKeyIndex do
+  use Ecto.Migration
+
+  def change do
+    create_if_not_exists(index(:signing_keys, [:user_id], name: :signing_keys_user_id_index))
+  end
+end