diff --git a/doc/advanced/config-cheat-sheet.en-us.md b/doc/advanced/config-cheat-sheet.en-us.md
index 89eb9af7..3494311d 100644
--- a/doc/advanced/config-cheat-sheet.en-us.md
+++ b/doc/advanced/config-cheat-sheet.en-us.md
@@ -332,6 +332,7 @@ Values containing `#` or `;` must be quoted using `` ` `` or `"""`.
 - `ENABLE_SWAGGER`: **true**: Enables /api/swagger, /api/v1/swagger etc. endpoints. True or false; default is true.
 - `MAX_RESPONSE_ITEMS`: **50**: Max number of items in a page.
 - `DEFAULT_PAGING_NUM`: **30**: Default paging number of api.
+- `DEFAULT_GIT_TREES_PER_PAGE`: **1000**: Default and maximum number of items per page for git trees api.
 
 ## i18n (`i18n`)
 
diff --git a/doc/advanced/config-cheat-sheet.zh-cn.md b/doc/advanced/config-cheat-sheet.zh-cn.md
index 990d4d42..2f025135 100644
--- a/doc/advanced/config-cheat-sheet.zh-cn.md
+++ b/doc/advanced/config-cheat-sheet.zh-cn.md
@@ -199,6 +199,7 @@ menu:
 - `ENABLE_SWAGGER`: **true**: 是否启用swagger路由 /api/swagger, /api/v1/swagger etc. endpoints. True 或 false; 默认是  true.
 - `MAX_RESPONSE_ITEMS`: **50**: 一个页面最大的项目数。
 - `DEFAULT_PAGING_NUM`: **30**: API中默认分页条数。
+- `DEFAULT_GIT_TREES_PER_PAGE`: **1000**: GIT TREES API每页的默认和最大项数.
 
 ## Markup (`markup`)