diff --git a/mods/rp_book/locale/book.de.tr b/mods/rp_book/locale/book.de.tr
index ee3934c..19c8768 100644
--- a/mods/rp_book/locale/book.de.tr
+++ b/mods/rp_book/locale/book.de.tr
@@ -1,4 +1,4 @@
-# textdomain: rp_book
+# textdomain: book
 Unnamed Book=Namenloses Buch
 Write down some notes=Zum Aufschreiben von Notizen
 Title:=Titel:
diff --git a/mods/rp_book/locale/book.fr.tr b/mods/rp_book/locale/book.fr.tr
index f58da82..9ab1120 100644
--- a/mods/rp_book/locale/book.fr.tr
+++ b/mods/rp_book/locale/book.fr.tr
@@ -1,4 +1,4 @@
-# textdomain: rp_book
+# textdomain: book
 Unnamed Book=Livre sans nom
 Write down some notes=
 Title:=Titre:
diff --git a/mods/rp_book/locale/template.txt b/mods/rp_book/locale/template.txt
index f9f4b57..12f993b 100644
--- a/mods/rp_book/locale/template.txt
+++ b/mods/rp_book/locale/template.txt
@@ -1,4 +1,4 @@
-# textdomain: rp_book
+# textdomain: book
 Unnamed Book=
 Write down some notes=
 Title:=