diff --git a/api/@ohos.app.ability.Configuration.d.ts b/api/@ohos.app.ability.Configuration.d.ts
index d87c77d06..d07a6a19b 100644
--- a/api/@ohos.app.ability.Configuration.d.ts
+++ b/api/@ohos.app.ability.Configuration.d.ts
@@ -165,6 +165,16 @@ export interface Configuration {
    */
   hasPointerDevice?: boolean;
 
+  /**
+   * Indicates the font id.
+   *
+   * @type { ?string }
+   * @syscap SystemCapability.Ability.AbilityBase
+   * @atomicservice
+   * @since 14
+   */
+  fontId?: string;
+
   /**
    * Indicates the font size scale.
    *