diff --git a/lib/memex_web/router.ex b/lib/memex_web/router.ex
index 222bd6b..e92c1b0 100644
--- a/lib/memex_web/router.ex
+++ b/lib/memex_web/router.ex
@@ -11,7 +11,7 @@ defmodule MemexWeb.Router do
     plug :protect_from_forgery
     plug :put_secure_browser_headers
     plug :fetch_current_user
-    plug :put_user_locale, default: Application.get_env(:gettext, :default_locale, "en_US")
+    plug :put_user_locale, default: Application.compile_env(:gettext, :default_locale, "en_US")
   end
 
   defp put_user_locale(%{assigns: %{current_user: %{locale: locale}}} = conn, default: default) do