diff --git a/app/controllers/personal_books_controller.rb b/app/controllers/personal_books_controller.rb
index aa87e0e..2a8bfee 100644
--- a/app/controllers/personal_books_controller.rb
+++ b/app/controllers/personal_books_controller.rb
@@ -67,7 +67,7 @@ class PersonalBooksController < ApplicationController
         when "author_type"
           t << {"value" => (book.book_author_types.collect{|bat| bat.title}.join(", ") rescue "")}
         when "language"
-          t << {"value" => !book.language.nil? t("personal_book.#{book.language}") : ""}
+          t << {"value" => (!book.language.nil? t("personal_book.#{book.language}") : "")}
         else
           t << {"value" => book.send(fs)}
         end