diff --git a/model/riscv_insts_zvksed.sail b/model/riscv_insts_zvksed.sail
index 1a8176fc2..32c1ae512 100644
--- a/model/riscv_insts_zvksed.sail
+++ b/model/riscv_insts_zvksed.sail
@@ -1,5 +1,5 @@
 /*
- * Vector Cryptography Extension - Vector GCM/GMAC
+ * Vector Cryptography Extension - ShangMi Suite: SM4 Block Cipher
  * ----------------------------------------------------------------------
  */