diff --git a/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/job/TenantJobAspect.java b/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/job/TenantJobAspect.java
index d2ae112ca..135b3cc3f 100644
--- a/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/job/TenantJobAspect.java
+++ b/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/job/TenantJobAspect.java
@@ -50,7 +50,7 @@ public class TenantJobAspect {
             TenantUtils.execute(tenantId, () -> {
                 try {
                     Object result = joinPoint.proceed();
-                    results.put(tenantId, StrUtil.toStringOrNull(result));
+                    results.put(tenantId, StrUtil.toStringOrEmpty(result));
                 } catch (Throwable e) {
                     results.put(tenantId, ExceptionUtil.getRootCauseMessage(e));
                     success.set(false);