2 files changed, 2 insertions, 2 deletions
diff --git a/ao.h b/ao.h
index aa7163fc..4505edfa 100644
--- a/ao.h
+++ b/ao.h
@@ -467,7 +467,7 @@ struct ao_log_record {
 	uint16_t		tick;
 	union {
 		struct {
-			uint16_t	serial;
+			int16_t		ground_accel;
 			uint16_t	flight;
 		} flight;
 		struct {
diff --git a/ao_log.c b/ao_log.c
index bcd852c0..47d960d4 100644
--- a/ao_log.c
+++ b/ao_log.c
@@ -121,7 +121,7 @@ ao_log(void)
 	
 	log.type = AO_LOG_FLIGHT;
 	log.tick = ao_flight_tick;
-	log.u.flight.serial = 0;
+	log.u.flight.ground_accel = ao_ground_accel;
 	log.u.flight.flight = ao_log_dump_flight + 1;
 	ao_log_data(&log);
 	for (;;) {