diff --git a/api/@ohos.ability.ability.d.ts b/api/@ohos.ability.ability.d.ts
index dde29080261399f4c2f9b1ff815d44b17855456e..2cef03fccbc9aec3c53e5389b33d75e41c661590 100644
--- a/api/@ohos.ability.ability.d.ts
+++ b/api/@ohos.ability.ability.d.ts
@@ -22,7 +22,7 @@ import { ConnectOptions as _ConnectOptions }  from './ability/connectOptions';
 import { StartAbilityParameter as _StartAbilityParameter }  from './ability/startAbilityParameter';
 
 /**
- * The class of an ability.
+ * The class of an abilisssadadadty.
  *
  * @since 9
  * @syscap SystemCapability.Ability.AbilityRuntime.AbilityCore