diff --git a/api/@ohos.util.d.ts b/api/@ohos.util.d.ts
index ab23c0546dad32af90c78c3a9c61de8572973912..b8584180af91d7f9c6400c3c85006638a8c809d0 100644
--- a/api/@ohos.util.d.ts
+++ b/api/@ohos.util.d.ts
@@ -534,7 +534,6 @@ declare namespace util {
          * @since 8
          * @sysCap SystemCapability.CCRuntime
 		 * @param value A Uint8Array value
-		 * @param value A number value
          * @return Return the encoded new Uint8Array.
          */ 
 		encode(src: Uint8Array): Uint8Array;