diff --git a/dotnet-core-hello-world.csproj b/dotnet-core-hello-world.csproj
index ec593e0..dd77472 100755
--- a/dotnet-core-hello-world.csproj
+++ b/dotnet-core-hello-world.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.1</TargetFramework>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
     <DebugType>portable</DebugType>
     <AssemblyName>dotnet-core-hello-world</AssemblyName>
     <OutputType>Exe</OutputType>