diff --git a/include/lffiles.h b/include/lffiles.h
index 2a5bf1ec7..de784c45b 100755
--- a/include/lffiles.h
+++ b/include/lffiles.h
@@ -134,6 +134,7 @@
 #define LF_COLLDICH            127
 #define LF_IDONEITA            128
 #define LF_ATSTATS             129
+#define LF_ATOPERA             130
 
 #define CNF_GENERAL 10000
 #define CNF_STUDIO  CNF_GENERAL + 1