diff --git a/laws-modules/src/main/java/com/jero/modules/laws/documenttool/service/impl/DocumentSplitServiceImpl.java b/laws-modules/src/main/java/com/jero/modules/laws/documenttool/service/impl/DocumentSplitServiceImpl.java
index ab10ff28..871a4cee 100644
--- a/laws-modules/src/main/java/com/jero/modules/laws/documenttool/service/impl/DocumentSplitServiceImpl.java
+++ b/laws-modules/src/main/java/com/jero/modules/laws/documenttool/service/impl/DocumentSplitServiceImpl.java
@@ -46,8 +46,10 @@ import com.jero.modules.sys.entity.LawsEnterpriseStandardLevel;
 import com.jero.modules.sys.service.ILawsEnterpriseStandardLevelService;
 import com.jero.modules.system.entity.SysDict;
 import com.jero.modules.system.entity.SysDictItem;
+import com.jero.modules.system.entity.SysUser;
 import com.jero.modules.system.service.ISysDictItemService;
 import com.jero.modules.system.service.ISysDictService;
+import com.jero.modules.system.service.ISysUserService;
 import com.jero.modules.tag.entity.LawsTag;
 import com.jero.modules.tag.enums.LawsFieldTypeEnum;
 import com.jero.modules.tag.enums.TableNameEnum;
@@ -97,6 +99,7 @@ public class DocumentSplitServiceImpl implements IDocumentSplitService {
     private final ILawsEnterpriseStandardService lawsEnterpriseStandardService;
     private final ILawsEnterpriseStandardLevelService lawsEnterpriseStandardLevelService;
     private final EnterpriseStandardAuthUserService enterpriseStandardAuthUserService;
+    private final ISysUserService sysUserService;
     private static final String INFO_ID = "info_id";
     private static final String ID = "id";
     private static final String IDS = "ids";
@@ -117,7 +120,8 @@ public class DocumentSplitServiceImpl implements IDocumentSplitService {
                                     ISysDictItemService sysDictItemService,
                                     ILawsEnterpriseStandardService lawsEnterpriseStandardService,
                                     ILawsEnterpriseStandardLevelService lawsEnterpriseStandardLevelService,
-                                    EnterpriseStandardAuthUserService enterpriseStandardAuthUserService) {
+                                    EnterpriseStandardAuthUserService enterpriseStandardAuthUserService,
+                                    ISysUserService sysUserService) {
         this.documentSplitMapper = documentSplitMapper;
         this.sarFileSplitInfoService = sarFileSplitInfoService;
         this.lawsCommonMapper = lawsCommonMapper;
@@ -130,6 +134,7 @@ public class DocumentSplitServiceImpl implements IDocumentSplitService {
         this.lawsEnterpriseStandardService = lawsEnterpriseStandardService;
         this.lawsEnterpriseStandardLevelService = lawsEnterpriseStandardLevelService;
         this.enterpriseStandardAuthUserService = enterpriseStandardAuthUserService;
+        this.sysUserService = sysUserService;
     }
 
     @Value("${jero.path.exportExcelTempPath}")
@@ -161,7 +166,9 @@ public class DocumentSplitServiceImpl implements IDocumentSplitService {
             ids = documentSplitInfos.stream().map(DocumentSplitInfo::getId).collect(Collectors.toList());
         }
         updateWrapper.in(SarFileSplitInfoEO::getId, ids);
-        updateWrapper.set(SarFileSplitInfoEO::getCreateBy, documentSplitInfo.getCreateBy());
+        SysUser sysUser = sysUserService.getById(documentSplitInfo.getCreateBy());
+        updateWrapper.set(SarFileSplitInfoEO::getAuthor, documentSplitInfo.getCreateBy());
+        updateWrapper.set(SarFileSplitInfoEO::getCreateBy, sysUser.getUsername());
         sarFileSplitInfoService.update(updateWrapper);
     }