diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 67cbc45c2..fb2a91ee9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -17,7 +17,7 @@ on:
     types: [released]
 
 env:
-  CI_REQ_DOTNET_SDK_VER: 3.1.100
+  CI_REQ_DOTNET_SDK_VER: 5.0.100
   CI_NODE_MIN_VER: 10.0.0
   RUSTFLAGS: -D warnings
 
@@ -58,7 +58,7 @@ jobs:
         if: github.ref == 'refs/heads/master'
         with:
           name: coverage.info
-          path: src/csharp/Intel/Iced.UnitTests/coverage.netcoreapp3.1.info
+          path: src/csharp/Intel/Iced.UnitTests/coverage.net5.0.info
           if-no-files-found: error
 
       - name: Upload coverage report
@@ -68,7 +68,7 @@ jobs:
         run: |
           curl https://codecov.io/bash -o codecov
           chmod +x codecov
-          ./codecov -f src/csharp/Intel/Iced.UnitTests/coverage.netcoreapp3.1.info
+          ./codecov -f src/csharp/Intel/Iced.UnitTests/coverage.net5.0.info
         env:
           CODECOV_TOKEN: ${{secrets.CODECOV_TOKEN}}
 
diff --git a/build/build-dotnet b/build/build-dotnet
index 5821a1b73..a7650980a 100755
--- a/build/build-dotnet
+++ b/build/build-dotnet
@@ -13,7 +13,7 @@ if [ "$OSTYPE" = "msys" ]; then
 else
 	is_windows=n
 fi
-net_tfm="netcoreapp3.1"
+net_tfm="net5.0"
 net_std="netstandard2.0"
 net_framework_tfm="net48"
 xunit_version="2.4.1"
diff --git a/src/csharp/Intel/Generator/Generator.csproj b/src/csharp/Intel/Generator/Generator.csproj
index 16655a424..aba0d2d4f 100644
--- a/src/csharp/Intel/Generator/Generator.csproj
+++ b/src/csharp/Intel/Generator/Generator.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/csharp/Intel/Iced.UnitTests/Iced.UnitTests.csproj b/src/csharp/Intel/Iced.UnitTests/Iced.UnitTests.csproj
index b96e7e244..a52276c3b 100644
--- a/src/csharp/Intel/Iced.UnitTests/Iced.UnitTests.csproj
+++ b/src/csharp/Intel/Iced.UnitTests/Iced.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net48;netcoreapp3.1</TargetFrameworks>
+    <TargetFrameworks>net48;net5.0</TargetFrameworks>
     <IsPackable>false</IsPackable>
   </PropertyGroup>
 
diff --git a/src/csharp/Intel/IcedFuzzer/IcedFuzzer.Core/IcedFuzzer.Core.csproj b/src/csharp/Intel/IcedFuzzer/IcedFuzzer.Core/IcedFuzzer.Core.csproj
index 1e76a12aa..3b46a511b 100644
--- a/src/csharp/Intel/IcedFuzzer/IcedFuzzer.Core/IcedFuzzer.Core.csproj
+++ b/src/csharp/Intel/IcedFuzzer/IcedFuzzer.Core/IcedFuzzer.Core.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/csharp/Intel/IcedFuzzer/IcedFuzzer/IcedFuzzer.csproj b/src/csharp/Intel/IcedFuzzer/IcedFuzzer/IcedFuzzer.csproj
index 91d18eb7d..bbd694f76 100644
--- a/src/csharp/Intel/IcedFuzzer/IcedFuzzer/IcedFuzzer.csproj
+++ b/src/csharp/Intel/IcedFuzzer/IcedFuzzer/IcedFuzzer.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
     <Nullable>enable</Nullable>
   </PropertyGroup>