diff --git a/content/cn/docs/clients/restful-api/propertykey.md b/content/cn/docs/clients/restful-api/propertykey.md
index 55c960752..be17d5ec2 100644
--- a/content/cn/docs/clients/restful-api/propertykey.md
+++ b/content/cn/docs/clients/restful-api/propertykey.md
@@ -9,8 +9,8 @@ weight: 2
 Params说明：
 
 - name：属性类型名称，必填
-- data_type：属性类型数据类型，包括：bool、byte、int、long、float、double、string、date、uuid、blob，默认string类型
-- cardinality：属性类型基数，包括：single、list、set，默认single
+- data_type：属性类型数据类型，包括：bool、byte、int、long、float、double、text、date、uuid、blob，默认 `text` 类型 (代表 string 字符串类型)
+- cardinality：属性类型基数，包括：single、list、set，默认 `single` (代表单属性值)
 
 请求体字段说明：
 
diff --git a/content/en/docs/clients/restful-api/propertykey.md b/content/en/docs/clients/restful-api/propertykey.md
index 6b99eb1c9..71d503963 100644
--- a/content/en/docs/clients/restful-api/propertykey.md
+++ b/content/en/docs/clients/restful-api/propertykey.md
@@ -9,8 +9,8 @@ weight: 2
 Params Description:
 
 - name: The name of the property type, required.
-- data_type: The data type of the property type, including: bool, byte, int, long, float, double, string, date, uuid, blob. The default data type is string.
-- cardinality: The cardinality of the property type, including: single, list, set. The default cardinality is single.
+- data_type: The data type of the property type, including: bool, byte, int, long, float, double, text, blob, date, uuid. The default data type is `text` (Represent a `string` type)
+- cardinality: The cardinality of the property type, including: single, list, set. The default cardinality is `single`.
 
 Request Body Field Description: