diff --git a/BizHawk.Emulation.Cores/Sound/CDAudio.cs b/BizHawk.Emulation.Cores/Sound/CDAudio.cs
index 39efff363f..00030a4611 100644
--- a/BizHawk.Emulation.Cores/Sound/CDAudio.cs
+++ b/BizHawk.Emulation.Cores/Sound/CDAudio.cs
@@ -71,6 +71,10 @@ namespace BizHawk.Emulation.Cores.Components
 		{
 			var track = Disc.Session1.SeekTrack(lba);
 			if (track == null) return;
+			// returning Leadout means no sound is playing
+			// and since we don't have any information about where leadout ends
+			// return in this case as well to avoid track.Number+1 below
+			if (track == Disc.Session1.LeadoutTrack) return;
 
 			PlayingTrack = track.Number;
 			StartLBA = lba;
@@ -242,4 +246,4 @@ namespace BizHawk.Emulation.Cores.Components
 				EnsureSector();
 		}
 	}
-}
\ No newline at end of file
+}