diff --git a/Assets/Cryville/Crtr/Extensions/Malody/MalodyChartConverter.cs b/Assets/Cryville/Crtr/Extensions/Malody/MalodyChartConverter.cs
index 21be3ae..094d99e 100644
--- a/Assets/Cryville/Crtr/Extensions/Malody/MalodyChartConverter.cs
+++ b/Assets/Cryville/Crtr/Extensions/Malody/MalodyChartConverter.cs
@@ -74,16 +74,17 @@ namespace Cryville.Crtr.Extensions.Malody {
 			Dictionary<MalodyChart.IEvent, StartEventState> longEvents
 				= new Dictionary<MalodyChart.IEvent, StartEventState>();
 
-			float? baseBpm = null;
+			float? baseBpm = null, cbpm = null;
 			float pbeat = 0f, ctime = 0f;
 			int[] endbeat = new int[] { 0, 0, 1 };
 			foreach (var ev in events) {
 				float cbeat = ConvertBeat(ev.beat);
-				ctime += baseBpm == null ? 0 : (cbeat - pbeat) / baseBpm.Value * 60f;
+				ctime += cbpm == null ? 0 : (cbeat - pbeat) / cbpm.Value * 60f;
 				pbeat = cbeat;
 				if (ev is MalodyChart.Time) {
 					var tev = (MalodyChart.Time)ev;
 					if (baseBpm == null) baseBpm = tev.bpm;
+					cbpm = tev.bpm;
 					chart.sigs.Add(new Chart.Signature {
 						time = new BeatTime(ev.beat[0], ev.beat[1], ev.beat[2]),
 						tempo = tev.bpm,
@@ -165,7 +166,7 @@ namespace Cryville.Crtr.Extensions.Malody {
 	}
 
 #pragma warning disable IDE1006
-	public struct MalodyChart {
+	struct MalodyChart {
 		public interface IEvent {
 			int[] beat { get; set; }
 			int[] endbeat { get; set; }