diff --git a/docs-cn/14-reference/03-connector/php.mdx b/docs-cn/14-reference/03-connector/php.mdx
index 221c6cc050d6dd2cbbb6de2fcd81be21a1e9190d..90fda046322399db0291240fcd95595b8d2e0400 100644
--- a/docs-cn/14-reference/03-connector/php.mdx
+++ b/docs-cn/14-reference/03-connector/php.mdx
@@ -131,9 +131,7 @@ phpize && ./configure --enable-swoole && make -j && make install
 
 ## 常量
 
-### 字段类型
-
-| 参数名称 | 说明 |
+| 常量 | 说明 |
 | ------------ | ------------ 
 | `TDengine\TSDB_DATA_TYPE_NULL` | null |
 | `TDengine\TSDB_DATA_TYPE_BOOL` | bool |
diff --git a/docs-en/14-reference/03-connector/php.mdx b/docs-en/14-reference/03-connector/php.mdx
index 0ea56b52094218c5c2ef3248585c64e7ecdaf8e0..839a5c8c3cd27f39b234b51aab4d41ad05e93fbc 100644
--- a/docs-en/14-reference/03-connector/php.mdx
+++ b/docs-en/14-reference/03-connector/php.mdx
@@ -131,9 +131,7 @@ In this section a few sample programs which use TDengine PHP connector to access
 
 ## Constants
 
-### Types
-
-| Type in PHP Connector               | Description |
+| Constant               | Description |
 | ----------------------------------- | ----------- |
 | `TDengine\TSDB_DATA_TYPE_NULL`      | null        |
 | `TDengine\TSDB_DATA_TYPE_BOOL`      | bool        |