diff --git a/bureau/locales/Makefile b/bureau/locales/Makefile
index 98643c71..f7297e9a 100644
--- a/bureau/locales/Makefile
+++ b/bureau/locales/Makefile
@@ -3,7 +3,7 @@ all: messages.po */LC_MESSAGES/messages.po */LC_MESSAGES/manual.po
 
 messages.po: ../*/*.php
 	touch $@
-	xgettext --force-po --omit-header -L PHP --from-code iso-8859-1 -j $^
+	xgettext --force-po --omit-header --keyword=__ --keyword=_  -L PHP --from-code iso-8859-1 -j $^
 
 %/LC_MESSAGES/messages.po: messages.po
 	msgmerge -v -U $@ $^