diff --git a/desmume/po/POTFILES.in b/desmume/po/POTFILES.in
index 706d90e4a..15a72340d 100644
--- a/desmume/po/POTFILES.in
+++ b/desmume/po/POTFILES.in
@@ -1,3 +1,4 @@
+[encoding: UTF-8]
 src/gtk-glade/callbacks.c
 src/gtk-glade/gdk_3Demu.c
 src/gtk-glade/glade-xml.c