diff --git a/priv/repo/migrations/20180310155541_add_bgg_username_to_users.exs b/priv/repo/migrations/20180310155541_add_bgg_username_to_users.exs
new file mode 100644
index 0000000..b201352
--- /dev/null
+++ b/priv/repo/migrations/20180310155541_add_bgg_username_to_users.exs
@@ -0,0 +1,9 @@
+defmodule Nermesterts.Repo.Migrations.AddBggUsernameToUsers do
+  use Ecto.Migration
+
+  def change do
+    alter table(:users) do
+      add :bgg_username, :string
+    end
+  end
+end
diff --git a/web/models/user.ex b/web/models/user.ex
index 5ccf608..1b75564 100644
--- a/web/models/user.ex
+++ b/web/models/user.ex
@@ -4,7 +4,7 @@ defmodule Nermesterts.User do
   alias Nermesterts.User
 
   @required_fields ~w(username)a
-  @optional_fields ~w(active admin guest name password password_confirmation)a
+  @optional_fields ~w(active admin bgg_username guest name password password_confirmation)a
   @all_fields @required_fields ++ @optional_fields
 
   @required_registration_fields ~w(username password password_confirmation)a
@@ -14,6 +14,7 @@ defmodule Nermesterts.User do
 
   schema "users" do
     field :username, :string
+    field :bgg_username, :string
     field :crypted_password, :string
     field :password, :string, virtual: true
     field :password_confirmation, :string, virtual: true
diff --git a/web/templates/user/form.html.eex b/web/templates/user/form.html.eex
index 1653be0..ef02307 100644
--- a/web/templates/user/form.html.eex
+++ b/web/templates/user/form.html.eex
@@ -17,6 +17,12 @@
     <%= error_tag f, :name %>
   </div>
 
+  <div class="form-group">
+    <%= label f, :bgg_username, "BGG Username", class: "control-label" %>
+    <%= text_input f, :bgg_username, class: "form-control" %>
+    <%= error_tag f, :bgg_username %>
+  </div>
+
   <div class="form-group">
     <%= label f, :password, class: "control-label" %>
     <%= password_input f, :password, class: "form-control" %>