diff --git a/lib/bokken_web/controllers/ninja/ninja_json.ex b/lib/bokken_web/controllers/ninja/ninja_json.ex
index 80dcb9b4..5a55911b 100644
--- a/lib/bokken_web/controllers/ninja/ninja_json.ex
+++ b/lib/bokken_web/controllers/ninja/ninja_json.ex
@@ -25,6 +25,7 @@ defmodule BokkenWeb.NinjaJSON do
       belt: ninja.belt,
       socials: ninja.socials,
       since: ninja.inserted_at,
+      birthday: ninja.birthday,
       guardian_id: ninja.guardian_id
     }
     |> Map.merge(skills(ninja))
diff --git a/test/bokken_web/controllers/ninja_json_test.exs b/test/bokken_web/controllers/ninja_json_test.exs
index 2ae7e248..fed9449a 100644
--- a/test/bokken_web/controllers/ninja_json_test.exs
+++ b/test/bokken_web/controllers/ninja_json_test.exs
@@ -17,6 +17,7 @@ defmodule Bokken.NinjaJSONTest do
              belt: ninja.belt,
              socials: ninja.socials,
              since: ninja.inserted_at,
+             birthday: ninja.birthday,
              guardian_id: ninja.guardian_id
            }
   end