diff --git a/board/nyan/board.h b/board/nyan/board.h
index beaa460a10..52c9e80933 100644
--- a/board/nyan/board.h
+++ b/board/nyan/board.h
@@ -9,6 +9,7 @@
 #define __BOARD_H
 
 /* Optional features */
+#define CONFIG_AP_HANG_DETECT
 #define CONFIG_BATTERY_SMART
 #define CONFIG_CHARGER
 #define CONFIG_CHARGER_BQ24725