diff --git a/po/POTFILES.in b/po/POTFILES.in
index 4d1299a3..ee430c5c 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -1,10 +1,10 @@
 # List of source files which contain translatable strings.
 src/xz/args.c
+src/xz/coder.c
+src/xz/file_io.c
 src/xz/hardware.c
-src/xz/io.c
 src/xz/main.c
 src/xz/message.c
 src/xz/options.c
-src/xz/process.c
 src/xz/suffix.c
 src/xz/util.c