diff --git a/Table-Of-Contents/Add-table-of-contents/.NET-Standard/Add-table-of-contents/Add-table-of-contents.csproj b/Table-Of-Contents/Add-table-of-contents/.NET-Standard/Add-table-of-contents/Add-table-of-contents.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <RootNamespace>Add_table_of_contents</RootNamespace>
   </PropertyGroup>
 
diff --git a/Table-Of-Contents/Customize-TOC-entries-style/.NET-Standard/Customize-TOC-entries-style/Customize-TOC-entries-style.csproj b/Table-Of-Contents/Customize-TOC-entries-style/.NET-Standard/Customize-TOC-entries-style/Customize-TOC-entries-style.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <RootNamespace>Customize_TOC_entries_style</RootNamespace>
   </PropertyGroup>
 
diff --git a/Table-Of-Contents/Exclude_caption_label_numbers/.NET/Exclude_caption_label_numbers/Exclude_caption_label_numbers.csproj b/Table-Of-Contents/Exclude_caption_label_numbers/.NET/Exclude_caption_label_numbers/Exclude_caption_label_numbers.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/Table-Of-Contents/Remove-table-of-contents/.NET/Remove-table-of-contents/Remove-table-of-contents/Remove-table-of-contents.csproj b/Table-Of-Contents/Remove-table-of-contents/.NET/Remove-table-of-contents/Remove-table-of-contents/Remove-table-of-contents.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Syncfusion.DocIO.Net.Core" Version="25.2.7" />
+    <PackageReference Include="Syncfusion.DocIO.Net.Core" Version="*" />
   </ItemGroup>
 
 </Project>
diff --git a/Table-Of-Contents/TOC-with-user-defined-styles/.NET-Standard/TOC-with-user-defined-styles/TOC-with-user-defined-styles.csproj b/Table-Of-Contents/TOC-with-user-defined-styles/.NET-Standard/TOC-with-user-defined-styles/TOC-with-user-defined-styles.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <RootNamespace>TOC_with_user_defined_styles</RootNamespace>
   </PropertyGroup>
 
diff --git a/Table-Of-Contents/Table_of_figures/.NET/Table_of_figures/Table_of_figures.csproj b/Table-Of-Contents/Table_of_figures/.NET/Table_of_figures/Table_of_figures.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/Table-Of-Contents/Update-table-of-contents/.NET-Standard/Update-table-of-contents/Update-table-of-contents.csproj b/Table-Of-Contents/Update-table-of-contents/.NET-Standard/Update-table-of-contents/Update-table-of-contents.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <RootNamespace>Update_table_of_contents</RootNamespace>
   </PropertyGroup>
 
