diff --git a/src/rpc.c b/src/rpc.c
index 8ccf26a..ccc8903 100755
--- a/src/rpc.c
+++ b/src/rpc.c
@@ -1174,7 +1174,11 @@ int cwmp_handle_rpc_cpe_set_parameter_values(struct rpc *rpc)
 		goto fault;
 	}
 
-	xml_data_list_to_dm_parameter_list(&xml_list_set_param_value, &list_set_param_value);
+	fault_code = xml_data_list_to_dm_parameter_list(&xml_list_set_param_value, &list_set_param_value);
+	if (fault_code != FAULT_CPE_NO_FAULT) {
+		err_msg = "Duplicate parameter name found in the SPV parameter list";
+		goto fault;
+	}
 
 	/* Before set check if exists Device.ManagementServer.InformParameter.{i}.ParameterName with ForcedInform Parameter */
 	fault_code = validate_inform_parameter_name(&list_set_param_value);
diff --git a/src/xml.c b/src/xml.c
index 100abf2..bc90cda 100644
--- a/src/xml.c
+++ b/src/xml.c
@@ -1084,10 +1084,30 @@ void dm_parameter_list_to_xml_data_list(struct list_head *dm_parameter_list, str
 	}
 }
 
-void xml_data_list_to_dm_parameter_list(struct list_head *xml_data_list, struct list_head *dm_parameter_list)
+static int validate_duplicate_param_name(const char *xml_param, struct list_head *dm_parameter_list)
 {
-	struct xml_list_data *xml_data;
+	struct cwmp_dm_parameter *param_value = NULL;
+
+	if (CWMP_STRLEN(xml_param) == 0)
+		return 0;
+
+	list_for_each_entry(param_value, dm_parameter_list, list) {
+		if (CWMP_STRCMP(param_value->name, xml_param) == 0)
+			return -1;
+	}
+
+	return 0;
+}
+
+int xml_data_list_to_dm_parameter_list(struct list_head *xml_data_list, struct list_head *dm_parameter_list)
+{
+	struct xml_list_data *xml_data = NULL;
 	list_for_each_entry (xml_data, xml_data_list, list) {
+		/* duplicate parameter name should not exist */
+		if (0 != validate_duplicate_param_name(xml_data->param_name, dm_parameter_list)) {
+			return FAULT_CPE_INVALID_ARGUMENTS;
+		}
+
 		struct cwmp_dm_parameter *dm_parameter;
 		dm_parameter = calloc(1, sizeof(struct cwmp_dm_parameter));
 		list_add_tail(&dm_parameter->list, dm_parameter_list);
@@ -1098,6 +1118,8 @@ void xml_data_list_to_dm_parameter_list(struct list_head *xml_data_list, struct
 		dm_parameter->notification = xml_data->notification;
 		dm_parameter->writable =xml_data->notification;
 	}
+
+	return FAULT_CPE_NO_FAULT;
 }
 
 void xml_data_list_to_cdu_operations_list(struct list_head *xml_data_list, struct list_head *cdu_operations_list)
diff --git a/src/xml.h b/src/xml.h
index 139225a..5514f8b 100644
--- a/src/xml.h
+++ b/src/xml.h
@@ -326,7 +326,7 @@ void add_xml_data_list(struct list_head *data_list, struct xml_list_data *xml_da
 mxml_node_t * build_top_body_soap_response(mxml_node_t *node, const char *method);
 mxml_node_t * build_top_body_soap_request(mxml_node_t *node, const char *method);
 void dm_parameter_list_to_xml_data_list(struct list_head *dm_parameter_list, struct list_head *xml_data_list);
-void xml_data_list_to_dm_parameter_list(struct list_head *xml_data_list, struct list_head *dm_parameter_list);
+int xml_data_list_to_dm_parameter_list(struct list_head *xml_data_list, struct list_head *dm_parameter_list);
 void xml_data_list_to_cdu_operations_list(struct list_head *xml_data_list, struct list_head *du_op_list);
 void cdu_operations_result_list_to_xml_data_list(struct list_head *du_op_res_list, struct list_head *xml_data_list);
 void cdu_operations_list_to_xml_data_list(struct list_head *du_op_list, struct list_head *xml_data_list);