diff --git a/samples/client/petstore/csharp-netcore/OpenAPIClient/src/Org.OpenAPITools.Test/Org.OpenAPITools.Test.csproj b/samples/client/petstore/csharp-netcore/OpenAPIClient/src/Org.OpenAPITools.Test/Org.OpenAPITools.Test.csproj
index d075b5d10adb..07e2634c313b 100644
--- a/samples/client/petstore/csharp-netcore/OpenAPIClient/src/Org.OpenAPITools.Test/Org.OpenAPITools.Test.csproj
+++ b/samples/client/petstore/csharp-netcore/OpenAPIClient/src/Org.OpenAPITools.Test/Org.OpenAPITools.Test.csproj
@@ -10,7 +10,7 @@ OpenAPI spec version: 1.0.0
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net7.0</TargetFramework>
 
     <IsPackable>false</IsPackable>
   </PropertyGroup>
diff --git a/samples/client/petstore/csharp-netcore/OpenAPIClientCore/src/Org.OpenAPITools.Test/Org.OpenAPITools.Test.csproj b/samples/client/petstore/csharp-netcore/OpenAPIClientCore/src/Org.OpenAPITools.Test/Org.OpenAPITools.Test.csproj
index ac868f2e6ba3..ae23db5fac25 100644
--- a/samples/client/petstore/csharp-netcore/OpenAPIClientCore/src/Org.OpenAPITools.Test/Org.OpenAPITools.Test.csproj
+++ b/samples/client/petstore/csharp-netcore/OpenAPIClientCore/src/Org.OpenAPITools.Test/Org.OpenAPITools.Test.csproj
@@ -10,7 +10,7 @@ OpenAPI spec version: 1.0.0
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net7.0</TargetFramework>
 
     <IsPackable>false</IsPackable>
   </PropertyGroup>
diff --git a/samples/server/petstore/aspnetcore-3.1/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/server/petstore/aspnetcore-3.1/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index d59cbf3df773..1a52e54b54c5 100644
--- a/samples/server/petstore/aspnetcore-3.1/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/server/petstore/aspnetcore-3.1/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -3,7 +3,7 @@
     <Description>A library generated from a OpenAPI doc</Description>
     <Copyright>No Copyright</Copyright>
     <Authors>OpenAPI</Authors>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net7.0</TargetFramework>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PreserveCompilationContext>true</PreserveCompilationContext>
     <Version>1.0.0</Version>