diff --git a/Getting-started/GCP/Google_App_Engine/Create-PowerPoint-Presentation/Create-PowerPoint-Presentation.csproj b/Getting-started/GCP/Google_App_Engine/Create-PowerPoint-Presentation/Create-PowerPoint-Presentation.csproj
index a2059027..450ce0b3 100644
--- a/Getting-started/GCP/Google_App_Engine/Create-PowerPoint-Presentation/Create-PowerPoint-Presentation.csproj
+++ b/Getting-started/GCP/Google_App_Engine/Create-PowerPoint-Presentation/Create-PowerPoint-Presentation.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <RootNamespace>Create_PowerPoint_Presentation</RootNamespace>
diff --git a/PPTX-to-Image-conversion/Convert-PowerPoint-presentation-to-Image/GCP/Google_App_Engine/Convert-PPTX-to-image/Convert-PPTX-to-image.csproj b/PPTX-to-Image-conversion/Convert-PowerPoint-presentation-to-Image/GCP/Google_App_Engine/Convert-PPTX-to-image/Convert-PPTX-to-image.csproj
index 7c130b00..a473ad7d 100644
--- a/PPTX-to-Image-conversion/Convert-PowerPoint-presentation-to-Image/GCP/Google_App_Engine/Convert-PPTX-to-image/Convert-PPTX-to-image.csproj
+++ b/PPTX-to-Image-conversion/Convert-PowerPoint-presentation-to-Image/GCP/Google_App_Engine/Convert-PPTX-to-image/Convert-PPTX-to-image.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <RootNamespace>Convert_PPTX_to_image</RootNamespace>
diff --git a/PPTX-to-PDF-conversion/Convert-PowerPoint-presentation-to-PDF/GCP/Google_App_Engine/Convert-PPTX-to-PDF/Convert-PPTX-to-PDF.csproj b/PPTX-to-PDF-conversion/Convert-PowerPoint-presentation-to-PDF/GCP/Google_App_Engine/Convert-PPTX-to-PDF/Convert-PPTX-to-PDF.csproj
index 8f75450c..295e2e1d 100644
--- a/PPTX-to-PDF-conversion/Convert-PowerPoint-presentation-to-PDF/GCP/Google_App_Engine/Convert-PPTX-to-PDF/Convert-PPTX-to-PDF.csproj
+++ b/PPTX-to-PDF-conversion/Convert-PowerPoint-presentation-to-PDF/GCP/Google_App_Engine/Convert-PPTX-to-PDF/Convert-PPTX-to-PDF.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <RootNamespace>Convert_PPTX_to_PDF</RootNamespace>
diff --git a/Read-and-save-PowerPoint-presentation/Open-and-save-PowerPoint/GCP/Google_App_Engine/Open-and-save-PowerPoint-Presentation/Open-and-save-PowerPoint-Presentation.csproj b/Read-and-save-PowerPoint-presentation/Open-and-save-PowerPoint/GCP/Google_App_Engine/Open-and-save-PowerPoint-Presentation/Open-and-save-PowerPoint-Presentation.csproj
index 04d53498..12dc9a05 100644
--- a/Read-and-save-PowerPoint-presentation/Open-and-save-PowerPoint/GCP/Google_App_Engine/Open-and-save-PowerPoint-Presentation/Open-and-save-PowerPoint-Presentation.csproj
+++ b/Read-and-save-PowerPoint-presentation/Open-and-save-PowerPoint/GCP/Google_App_Engine/Open-and-save-PowerPoint-Presentation/Open-and-save-PowerPoint-Presentation.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <RootNamespace>Open_and_save_PowerPoint_Presentation</RootNamespace>