diff --git a/internal/encryption/t544/t544.go b/internal/encryption/t544/t544.go
index 0e04c3d..dd025ce 100644
--- a/internal/encryption/t544/t544.go
+++ b/internal/encryption/t544/t544.go
@@ -26,6 +26,7 @@ var (
 func init() {
 	if canusesse2 {
 		encryption.T544Signer["8.9.35.10440"] = sign
+		encryption.T544Signer["8.9.38.10545"] = sign
 	}
 }