diff --git a/funcext/TSOffice/TOfficeObj.tsf b/funcext/TSOffice/TOfficeObj.tsf
index 7b5a415..22f3871 100644
--- a/funcext/TSOffice/TOfficeObj.tsf
+++ b/funcext/TSOffice/TOfficeObj.tsf
@@ -1,4 +1,4 @@
-// Version 1.7.3
+// Version 1.7.4
 Function TOfficeObj(n);
 Begin
 	case lowercase(n) of
diff --git a/funcext/TSOffice/TSDocxFile.tsf b/funcext/TSOffice/TSDocxFile.tsf
index 7823249..46d5885 100644
--- a/funcext/TSOffice/TSDocxFile.tsf
+++ b/funcext/TSOffice/TSDocxFile.tsf
@@ -1,4 +1,4 @@
-// Version 1.7.3
+// Version 1.7.4
 Type TSDocxFile = Class
 	///Version: V1.0 2022-09-20
 	///适用于 Microsoft Word docx格式文件
@@ -390,6 +390,7 @@ Type TSDocxFile = Class
 	///TDocxCopy.GetCopiedDrawing() 返回复制对象的图表数组
 	Function InsertFile(alias, fileName, posOpt);overload;
 	Begin
+		document_.AddNameSpace('w16du', 'http://schemas.microsoft.com/office/word/2023/wordml/word16du');
 		docxObj := new TSDocxFile();
 		[err, msg] := docxObj.OpenFile(alias, fileName);
 		if err then return array(err, msg);
@@ -408,6 +409,7 @@ Type TSDocxFile = Class
 	///TDocxCopy.GetCopiedDrawing() 返回复制对象的图表数组
 	Function InsertFile(docxObj, posOpt);overload;
 	Begin
+		document_.AddNameSpace('w16du', 'http://schemas.microsoft.com/office/word/2023/wordml/word16du');
 		copy_obj := new TDocxCopy(self, docxObj);
 		copy_obj.Init();
 		copy_obj.Copy(posOpt);
diff --git a/funcext/TSOffice/TSXlsxFile.tsf b/funcext/TSOffice/TSXlsxFile.tsf
index b5d69d1..7b539eb 100644
--- a/funcext/TSOffice/TSXlsxFile.tsf
+++ b/funcext/TSOffice/TSXlsxFile.tsf
@@ -1,4 +1,4 @@
-// Version 1.7.3
+// Version 1.7.4
 Type TSXlsxFile = Class
 	///Version: V1.0 2022-08-08
 	///适用于 Microsoft Excel? 2007 及以上版本创建的电子表格文档。支持 XLSX / XLSM / XLTM / XLTX 等多种文档格式。
diff --git a/funcext/TSOffice/document/docxDocument.tsf b/funcext/TSOffice/document/docxDocument.tsf
index f0a1bcb..76305af 100644
--- a/funcext/TSOffice/document/docxDocument.tsf
+++ b/funcext/TSOffice/document/docxDocument.tsf
@@ -20,6 +20,11 @@ Type docxDocument = Class
 	Begin
 		return body_;
 	End;
+
+    Function AddNameSpace(prefix, uri);
+    Begin
+        root_.SetAttribute('xmlns:' + prefix, uri);
+    End;
 	
 	Function GetBookMarkID();
 	Begin
diff --git a/更新日志.md b/更新日志.md
index 0a767b6..1663123 100644
--- a/更新日志.md
+++ b/更新日志.md
@@ -1,5 +1,13 @@
 # 更新日志
 
+## 2024-12-23
+
+### V1.7.4
+
+### word
+
+1. `insertfile`时候默认添加`w16du`命名空间
+
 ## 2024-12-05
 
 ### V1.7.3