diff --git a/stm-firmware/include/reflow-controller/safety/safety-config.h b/stm-firmware/include/reflow-controller/safety/safety-config.h
index 4d2e22b..7ecabc7 100644
--- a/stm-firmware/include/reflow-controller/safety/safety-config.h
+++ b/stm-firmware/include/reflow-controller/safety/safety-config.h
@@ -36,6 +36,7 @@ enum safety_flag {
 	ERR_FLAG_SYSTICK = (1<<10),
 	ERR_FLAG_WTCHDG_FIRED = (1<<11),
 	ERR_FLAG_UNCAL = (1<<12),
+	ERR_FLAG_DEBUG = (1<<13),
 };
 
 enum timing_monitor {
diff --git a/stm-firmware/safety/safety-controller.c b/stm-firmware/safety/safety-controller.c
index 2a7ad95..81af15b 100644
--- a/stm-firmware/safety/safety-controller.c
+++ b/stm-firmware/safety/safety-controller.c
@@ -85,6 +85,7 @@ static volatile struct error_flag flags[] = {
 	ERR_FLAG_ENTRY(ERR_FLAG_SYSTICK, true),
 	ERR_FLAG_ENTRY(ERR_FLAG_WTCHDG_FIRED, true),
 	ERR_FLAG_ENTRY(ERR_FLAG_UNCAL, false),
+	ERR_FLAG_ENTRY(ERR_FLAG_DEBUG, true),
 };
 
 static volatile struct timing_mon timings[] = {
@@ -248,6 +249,10 @@ void safety_controller_init()
 
 	if (watchdog_check_reset_source())
 		safety_controller_report_error(ERR_FLAG_WTCHDG_FIRED);
+
+#ifdef DEBUGBUILD
+	safety_controller_report_error(ERR_FLAG_DEBUG);
+#endif
 }
 
 static void safety_controller_check_stack()