diff --git a/apps/FILES b/apps/FILES
index 7bf12d255c..81bd780e2b 100644
--- a/apps/FILES
+++ b/apps/FILES
@@ -38,6 +38,9 @@ plugins/searchengine/Makefile
 plugins/searchengine/*.[ch]
 plugins/databox/Makefile
 plugins/databox/*.[ch]
+plugins/chessbox/Makefile
+plugins/chessbox/*.lds
+plugins/chessbox/*.[ch]
 plugins/midi/*.[ch]
 codecs/SOURCES
 codecs/*.[ch]