diff --git a/include/usb-dbg.hpp b/include/usb-dbg.hpp
index e5102c4..39623e7 100644
--- a/include/usb-dbg.hpp
+++ b/include/usb-dbg.hpp
@@ -112,6 +112,7 @@
 struct frame frame_info;
 struct frame frame_sel;
 struct frame frame_snr;
+struct frame frame_postcode;
 
 enum ENUM_PANEL
 {