diff --git a/apps/plugins/zxbox/helpers.c b/apps/plugins/zxbox/helpers.c
index 2343abb499..fac4ba0620 100644
--- a/apps/plugins/zxbox/helpers.c
+++ b/apps/plugins/zxbox/helpers.c
@@ -1,4 +1,5 @@
 #include "zxconfig.h"
+#include "helpers.h"
 
 int my_getc(int fd){
     unsigned char c;