diff --git a/NucuCar.Domain/NucuCar.Domain.csproj b/NucuCar.Domain/NucuCar.Domain.csproj
index 2485715..e97d6f1 100644
--- a/NucuCar.Domain/NucuCar.Domain.csproj
+++ b/NucuCar.Domain/NucuCar.Domain.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>netcoreapp3.0</TargetFramework>
+        <TargetFrameworks>netcoreapp3.0;netcoreapp3.1</TargetFrameworks>
     </PropertyGroup>
     
     <ItemGroup>
diff --git a/NucuCar.Sensors/NucuCar.Sensors.csproj b/NucuCar.Sensors/NucuCar.Sensors.csproj
index d1d4cdb..f864812 100644
--- a/NucuCar.Sensors/NucuCar.Sensors.csproj
+++ b/NucuCar.Sensors/NucuCar.Sensors.csproj
@@ -1,8 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk.Worker">
 
     <PropertyGroup>
-        <TargetFramework>netcoreapp3.0</TargetFramework>
         <UserSecretsId>dotnet-NucuCar.BME680Sensor-28FAAD8B-A31F-4BBE-9FF7-30F192D82D6E</UserSecretsId>
+        <TargetFrameworks>netcoreapp3.0;netcoreapp3.1</TargetFrameworks>
     </PropertyGroup>
     
     <ItemGroup>
diff --git a/NucuCar.TestClient/NucuCar.TestClient.csproj b/NucuCar.TestClient/NucuCar.TestClient.csproj
index e4dbc3f..34a11dc 100644
--- a/NucuCar.TestClient/NucuCar.TestClient.csproj
+++ b/NucuCar.TestClient/NucuCar.TestClient.csproj
@@ -2,7 +2,7 @@
 
     <PropertyGroup>
         <OutputType>Exe</OutputType>
-        <TargetFramework>netcoreapp3.0</TargetFramework>
+        <TargetFrameworks>netcoreapp3.0;netcoreapp3.1</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup>
diff --git a/NucuCar.UnitTests/NucuCar.UnitTests.csproj b/NucuCar.UnitTests/NucuCar.UnitTests.csproj
index b9c30d8..da1d499 100644
--- a/NucuCar.UnitTests/NucuCar.UnitTests.csproj
+++ b/NucuCar.UnitTests/NucuCar.UnitTests.csproj
@@ -1,9 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>netcoreapp3.0</TargetFramework>
 
         <IsPackable>false</IsPackable>
+
+        <TargetFrameworks>netcoreapp3.0;netcoreapp3.1</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup>
diff --git a/Readme.md b/Readme.md
index 602b8c0..4ea98b1 100644
--- a/Readme.md
+++ b/Readme.md
@@ -3,7 +3,9 @@
 ## Solution Information
 
 An attempt to create a remote controlled toy car. 
-Powered by Raspberry Pi and .Net Core 3.0.
+Powered by Raspberry Pi and .Net Core 3.1.
+
+https://docs.microsoft.com/en-us/dotnet/core/install/
 
 [![CircleCI](https://circleci.com/gh/dnutiu/NucuCar.svg?style=svg)](https://circleci.com/gh/dnutiu/NucuCar)