diff --git a/extras/po/Makefile b/extras/po/Makefile
index c5656c9..48a0705 100644
--- a/extras/po/Makefile
+++ b/extras/po/Makefile
@@ -1,13 +1,15 @@
 LOCALEDIR ?= /usr/share/locale
-TOMBFILE = LC_MESSAGES/tomb.po
+TOMBFILE = LC_MESSAGES/tomb.mo
 
 all:
 	@rm -f tomb.pot
 	@./generate_translatable_strings.sh > tomb.pot
 	@echo "Strings generated in tomb.pot"
 
-install: *.mo
-	@install -Dm755 es.mo ${LOCALEDIR}/es/${TOMBFILE}
+install: es.mo ru.mo fr.mo
+	@install -Dm644 es.mo ${LOCALEDIR}/es/${TOMBFILE}
+	@install -Dm644 ru.mo ${LOCALEDIR}/ru/${TOMBFILE}
+	@install -Dm644 fr.mo ${LOCALEDIR}/fr/${TOMBFILE}
 
-es.mo: es.po
+%.mo: %.po
 	msgfmt -o $@ $<