1 files changed, 1 insertions, 1 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 {