diff --git a/src/packet.ts b/src/packet.ts
index 8be5ee9..fd0e93d 100644
--- a/src/packet.ts
+++ b/src/packet.ts
@@ -258,6 +258,7 @@ export class EncodedPacket {
 			options?.duration ?? this.duration,
 			this.sequenceNumber,
 			this.byteLength,
+			this.sideData,
 		);
 	}
 }