diff --git a/internal/tlv/t545.go b/internal/tlv/t545.go
index 756da96f..a916a047 100644
--- a/internal/tlv/t545.go
+++ b/internal/tlv/t545.go
@@ -4,7 +4,7 @@ import "github.com/Mrs4s/MiraiGo/binary"
 
 func T545(imei []byte) []byte {
 	return binary.NewWriterF(func(w *binary.Writer) {
-		w.WriteUInt16(0x108)
+		w.WriteUInt16(0x545)
 		w.WriteBytesShort(imei)
 	})
 }