diff --git a/security/huks/include/native_huks_type.h b/security/huks/include/native_huks_type.h
index 6dcaa7a8c43cad1cfbb88ee8bbc2110af1d1fd37..635242e1f0e5c19dc2ee2f423ccac5eb28cd35af 100644
--- a/security/huks/include/native_huks_type.h
+++ b/security/huks/include/native_huks_type.h
@@ -191,7 +191,10 @@ enum OH_Huks_KeySize {
     OH_HUKS_AES_KEY_SIZE_192 = 192,
     /** AES key of 256 bits. */
     OH_HUKS_AES_KEY_SIZE_256 = 256,
-    /** AES key of 512 bits. */
+    /** AES key of 512 bits. 
+     * @since 8
+     * @deprecated since 11
+     * */
     OH_HUKS_AES_KEY_SIZE_512 = 512,
 
     /** Curve25519 key of 256 bits. */