diff --git a/apps/gui/list.h b/apps/gui/list.h
index 88d9e0d9bd..1060a3edde 100644
--- a/apps/gui/list.h
+++ b/apps/gui/list.h
@@ -312,7 +312,7 @@ void simplelist_set_line_count(int lines);
 /* get the current amount of lines shown */
 int simplelist_get_line_count(void);
 /* add a line in the list. */
-void simplelist_addline(const char *fmt, ...) __attribute__((format(printf,1,2)));
+void simplelist_addline(const char *fmt, ...) ATTRIBUTE_PRINTF(1,2);
 
 /* setup the info struct. members not setup in this function need to be assigned manually
    members set in this function: