diff --git a/CryptoArchitectureKit/crypto_asym_key.h b/CryptoArchitectureKit/crypto_asym_key.h
index 4997e5e5589a486c9e68d1808fb409ac4a1cfee7..44803b8328177a8b86ec63a7e5309b51f087cbf4 100644
--- a/CryptoArchitectureKit/crypto_asym_key.h
+++ b/CryptoArchitectureKit/crypto_asym_key.h
@@ -279,7 +279,7 @@ OH_Crypto_ErrCode OH_CryptoPubKey_GetParam(OH_CryptoPubKey *key, CryptoAsymKey_P
  * @brief Sets the password to the asymmetric key generator context.
  *
  * Call this method to set the password if you need to convert encrypted private key data to a key pair using
- * {@link OH_CryptoAsymKeyGenerator_Convert}
+ * {@link OH_CryptoAsymKeyGenerator_Convert}.\n
  *
  * @param ctx Indicates the asymmetric key generator context.
  * @param password Indicates the password.
diff --git a/CryptoArchitectureKit/crypto_common.h b/CryptoArchitectureKit/crypto_common.h
index 36a3c1b4f7be405428dcce1511547dc8b327f822..12ae6d224cd1b0b7727ff3ff7c9a339f25e28176 100644
--- a/CryptoArchitectureKit/crypto_common.h
+++ b/CryptoArchitectureKit/crypto_common.h
@@ -69,7 +69,10 @@ typedef enum {
     CRYPTO_NOT_SUPPORTED = 801,
     /** Indicates the memory error. */
     CRYPTO_MEMORY_ERROR = 17620001,
-    /** Indicates that parameter check failed. */
+    /**
+     * Indicates that parameter check failed.
+     * @since 20
+     */
     CRYPTO_PARAMETER_CHECK_FAILED = 17620003,
     /** Indicates that crypto operation error. */
     CRYPTO_OPERTION_ERROR = 17630001,