diff --git a/lib/Synchronizer.js b/lib/Synchronizer.js
index 4e7aa92..99d48fe 100644
--- a/lib/Synchronizer.js
+++ b/lib/Synchronizer.js
@@ -566,7 +566,7 @@ class Synchronizer {
                     }
                 }
                 if (!verify(publicKey, JSON.stringify(body), syncTs, syncNonce, syncSign)) {
-                    throw new Error('sync验签失败');
+                    throw new types_1.OakSignatureVerificationException('同步验签失败');
                 }
                 const opers = body;
                 const ids = opers.map(ele => ele.id);
diff --git a/src/Synchronizer.ts b/src/Synchronizer.ts
index c1f8293..20cbc3d 100644
--- a/src/Synchronizer.ts
+++ b/src/Synchronizer.ts
@@ -2,7 +2,7 @@ import { createSign, createVerify } from 'crypto';
 import {
     EntityDict, StorageSchema, EndpointItem, RemotePullInfo, SelfEncryptInfo,
     RemotePushInfo, PushEntityDef, PullEntityDef, SyncConfig, TriggerDataAttribute, TriggerUuidAttribute,
-    SyncRemoteConfig, OakPartialSuccess, OakRequestTimeoutException, OakClockDriftException
+    SyncRemoteConfig, OakPartialSuccess, OakRequestTimeoutException, OakClockDriftException, OakSignatureVerificationException
 } from 'oak-domain/lib/types';
 import { VolatileTrigger } from 'oak-domain/lib/types/Trigger';
 import { EntityDict as BaseEntityDict } from 'oak-domain/lib/base-app-domain';
@@ -724,7 +724,7 @@ export default class Synchronizer<ED extends EntityDict & BaseEntityDict, Cxt ex
                 }
 
                 if (!verify(publicKey, JSON.stringify(body), syncTs as string, syncNonce as string, syncSign as string)) {
-                    throw new Error('sync验签失败');
+                    throw new OakSignatureVerificationException('同步验签失败');
                 }
 
                 const opers = body as ED['oper']['Schema'][];