diff --git a/blade-service/blade-system/src/main/java/org/springblade/system/service/impl/OASyncServiceImpl.java b/blade-service/blade-system/src/main/java/org/springblade/system/service/impl/OASyncServiceImpl.java
index 0d2a3aa..fb452a3 100644
--- a/blade-service/blade-system/src/main/java/org/springblade/system/service/impl/OASyncServiceImpl.java
+++ b/blade-service/blade-system/src/main/java/org/springblade/system/service/impl/OASyncServiceImpl.java
@@ -489,6 +489,8 @@ public class OASyncServiceImpl implements IOASyncService {
         Set<String> companyNames = syncAll ? Collections.emptySet() : getCompanyNames();
         // 转换数据
         List<Dept> allParam = oaCompanies.stream()
+                // 强制跳过上级公司为 0 的数据
+                .filter(company -> !OAConstant.ROOT_COMPANY_ID.equals(company.getSupsubcomid()))
                 // 非全量同步时，筛选只要配置的公司
                 .filter(company -> syncAll || companyNames.contains(company.getSubcompanyname()))
                 .map(deptConvert::company2dept)