diff --git a/src/types.ts b/src/types.ts
index 213385466..cba016db4 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -255,6 +255,11 @@ export interface AxisTitleCfg {
    * @type {string}
    */
   text?: string;
+  /**
+   * 文本对齐方式
+   * @type {string} start, center, end
+   */
+   position?: string;
 }
 
 export interface BaseCfg {