diff --git a/network/netmanager/include/net_connection.h b/network/netmanager/include/net_connection.h
index 9446b979f44c3da41f68a5eb0c59c5b987adbed6..b914788140cce6b5d1711cd74fd9aa1317a2e230 100644
--- a/network/netmanager/include/net_connection.h
+++ b/network/netmanager/include/net_connection.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Huawei Device Co., Ltd.
+ * Copyright (c) 2023-2024 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
@@ -186,6 +186,8 @@ int32_t OH_NetConn_GetAllNets(NetConn_NetHandleList *netHandleList);
  *         2100003 - Internal error.
  * @permission ohos.permission.INTERNET
  * @syscap SystemCapability.Communication.NetManager.Core
+ * @deprecated since 13
+ * @useinstead OH_NetConn_RegisterDnsResolver
  * @since 11
  * @version 1.0
  */
@@ -199,11 +201,40 @@ int32_t OHOS_NetConn_RegisterDnsResolver(OH_NetConn_CustomDnsResolver resolver);
  *         2100003 - Internal error.
  * @permission ohos.permission.INTERNET
  * @syscap SystemCapability.Communication.NetManager.Core
+ * @deprecated since 13
+ * @useinstead OH_NetConn_UnregisterDnsResolver
  * @since 11
  * @version 1.0
  */
 int32_t OHOS_NetConn_UnregisterDnsResolver(void);
 
+/**
+ * @brief Registers a custom DNS resolver.
+ *
+ * @param resolver Pointer to the custom DNS resolver.
+ * @return 0 - Success. 201 - Missing permissions.
+ *         401 - Parameter error. 2100002 - Unable to connect to service.
+ *         2100003 - Internal error.
+ * @permission ohos.permission.INTERNET
+ * @syscap SystemCapability.Communication.NetManager.Core
+ * @since 13
+ * @version 1.0
+ */
+int32_t OH_NetConn_RegisterDnsResolver(OH_NetConn_CustomDnsResolver resolver);
+
+/**
+ * @brief Unregisters a custom DNS resolver.
+ *
+ * @return 0 - Success. 201 - Missing permissions.
+ *         401 - Parameter error. 2100002 - Unable to connect to service.
+ *         2100003 - Internal error.
+ * @permission ohos.permission.INTERNET
+ * @syscap SystemCapability.Communication.NetManager.Core
+ * @since 13
+ * @version 1.0
+ */
+int32_t OH_NetConn_UnregisterDnsResolver(void);
+
 /**
  * @brief Binds a socket to the specific network.
  *
diff --git a/network/netmanager/libnet_connection.ndk.json b/network/netmanager/libnet_connection.ndk.json
index 67993dd381e6caddb618dfaad2cde7b7ba825eab..fc119c9379efab344bc15fc762fbd37dfc855b22 100644
--- a/network/netmanager/libnet_connection.ndk.json
+++ b/network/netmanager/libnet_connection.ndk.json
@@ -46,5 +46,13 @@
     {
         "first_introduced": "12",
         "name": "OH_NetConn_BindSocket"
+    },
+    {
+        "first_introduced": "13",
+        "name": "OH_NetConn_RegisterDnsResolver"
+    },
+    {
+        "first_introduced": "13",
+        "name": "OH_NetConn_UnregisterDnsResolver"
     }
 ]