diff --git a/inc/protocol.h b/inc/protocol.h
--- a/inc/protocol.h
+++ b/inc/protocol.h
@@ -62,6 +62,7 @@ typedef enum {
 
 void protocol_init(protocol_device_t device);
 flash_settings_t* protocol_get_settings(void);
+void protocol_save_settings(void);
 bool protocol_receive_message(CanRxMsgTypeDef* can_message);
 bool protocol_send_message(protocol_message_t* message);
 bool protocol_process_message(protocol_message_t* message);