diff --git a/firmware/fsm.c b/firmware/fsm.c
index e1cff17b01..0cba9b9c9c 100644
--- a/firmware/fsm.c
+++ b/firmware/fsm.c
@@ -57,6 +57,7 @@
 #include "gettext.h"
 #include "supervise.h"
 #include "stellar.h"
+#include "messages.pb.h"
 
 // message methods