diff --git a/DotnetCliVersion.txt b/DotnetCliVersion.txt
index 80d23bcf..08bb76eb 100644
--- a/DotnetCliVersion.txt
+++ b/DotnetCliVersion.txt
@@ -1 +1 @@
-3.1.402
\ No newline at end of file
+5.0.100
\ No newline at end of file
diff --git a/build.ps1 b/build.ps1
index 02af2662..e8ca7951 100644
--- a/build.ps1
+++ b/build.ps1
@@ -69,6 +69,19 @@ try {
         }
     }
 
+    # Make sure we have a 3.1 runtime. At the time of writing GitVersion doesn't have a 5.0 build
+    # Remove when a 5.0 build is available
+    if((& $env:DOTNET_EXE --list-runtimes | Out-String) -notlike "*Microsoft.NETCore.App 3.1.*") {
+
+        # Download install script
+        $DotNetInstallFile = "$TempDirectory\dotnet-install.ps1"
+        New-Item -ItemType Directory -Path $TempDirectory -Force | Out-Null
+        [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
+        (New-Object System.Net.WebClient).DownloadFile($DotNetInstallUrl, $DotNetInstallFile)
+
+        ExecSafe { & $DotNetInstallFile -InstallDir $DotNetDirectory -Channel 3.1 -Runtime dotnet -NoPath }
+    }
+
     Write-Output "Microsoft (R) .NET Core SDK version $(& $env:DOTNET_EXE --version)"
 
     ExecSafe { & $env:DOTNET_EXE run --project $BuildProjectFile -- $BuildArguments }
diff --git a/build.sh b/build.sh
index ea31a5cb..c9d2c433 100755
--- a/build.sh
+++ b/build.sh
@@ -74,6 +74,22 @@ elif [[ ! (-x "$DOTNET_EXE" && (-z ${DOTNET_VERSION+x} || $($DOTNET_EXE --versio
     fi
 fi
 
+# Make sure we have a 3.1 runtime. At the time of writing GitVersion doesn't have a 5.0 build
+# Remove when a 5.0 build is available
+if [[ $($DOTNET_EXE --list-runtimes) != *"Microsoft.NETCore.App 3.1."* ]]; then
+
+    # Download install script
+    DOTNET_INSTALL_FILE="$TEMP_DIRECTORY/dotnet-install.sh"
+    mkdir -p "$TEMP_DIRECTORY"
+
+    if [ ! -x "$DOTNET_INSTALL_FILE" ]; then
+        curl -Lsfo "$DOTNET_INSTALL_FILE" "$DOTNET_INSTALL_URL"
+        chmod +x "$DOTNET_INSTALL_FILE"
+    fi
+    
+    "$DOTNET_INSTALL_FILE" --install-dir "$DOTNET_DIRECTORY" --channel 3.1 --runtime dotnet --no-path
+fi
+
 echo "Microsoft (R) .NET Core SDK version $("$DOTNET_EXE" --version)"
 
 "$DOTNET_EXE" run --project "$BUILD_PROJECT_FILE" -- ${BUILD_ARGUMENTS[@]}
diff --git a/build/Build.cs b/build/Build.cs
index bf44a41a..5ab5d035 100644
--- a/build/Build.cs
+++ b/build/Build.cs
@@ -1,7 +1,6 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
-using System.Diagnostics.CodeAnalysis;
 using System.IO;
 using System.Linq;
 using System.Security.Cryptography;
@@ -44,7 +43,7 @@ namespace LibHacBuild
         AbsolutePath ArtifactsDirectory => RootDirectory / "artifacts";
         AbsolutePath SignedArtifactsDirectory => ArtifactsDirectory / "signed";
         AbsolutePath TempDirectory => RootDirectory / ".tmp";
-        AbsolutePath CliCoreDir => TempDirectory / "hactoolnet_netcoreapp3.1";
+        AbsolutePath CliCoreDir => TempDirectory / "hactoolnet_net5.0";
         AbsolutePath CliNativeDir => TempDirectory / $"hactoolnet_{HostOsName}";
         AbsolutePath CliNativeExe => CliNativeDir / $"hactoolnet{NativeProgramExtension}";
         AbsolutePath CliCoreZip => ArtifactsDirectory / $"hactoolnet-{VersionString}-netcore.zip";
@@ -221,7 +220,7 @@ namespace LibHacBuild
 
                 DotNetPublish(s => publishSettings
                     .SetProject(HactoolnetProject)
-                    .SetFramework("netcoreapp3.1")
+                    .SetFramework("net5.0")
                     .SetOutput(CliCoreDir)
                     .SetNoBuild(true)
                     .SetProperties(VersionProps));
@@ -273,7 +272,7 @@ namespace LibHacBuild
                     .EnableNoBuild()
                     .SetConfiguration(Configuration);
 
-                if (EnvironmentInfo.IsUnix) settings = settings.SetProperty("TargetFramework", "netcoreapp3.1");
+                if (EnvironmentInfo.IsUnix) settings = settings.SetProperty("TargetFramework", "net5.0");
 
                 DotNetTest(s => settings);
             });
@@ -366,7 +365,6 @@ namespace LibHacBuild
             }
         }
 
-        [SuppressMessage("ReSharper", "PossibleNullReferenceException")]
         public void BuildNative()
         {
             string buildType = Untrimmed ? "native-untrimmed" : "native";
@@ -614,7 +612,7 @@ namespace LibHacBuild
                 SignAssemblies(password, toSign.Select(x => x.ToString()).ToArray());
 
                 // Avoid having multiple signed versions of the same file
-                File.Copy(nupkgDir / "lib" / "netcoreapp3.0" / "LibHac.dll", coreFxDir / "LibHac.dll", true);
+                File.Copy(nupkgDir / "lib" / "net5.0" / "LibHac.dll", coreFxDir / "LibHac.dll", true);
 
                 ZipDirectory(SignedArtifactsDirectory / Path.GetFileName(nupkgFile), nupkgDir, pkgFileList);
                 ZipDirectory(SignedArtifactsDirectory / Path.GetFileName(CliCoreZip), coreFxDir);
diff --git a/build/CodeGen/_buildCodeGen.csproj b/build/CodeGen/_buildCodeGen.csproj
index f4811b2d..aeacb725 100644
--- a/build/CodeGen/_buildCodeGen.csproj
+++ b/build/CodeGen/_buildCodeGen.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net5.0</TargetFramework>
     <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
     <RootNamespace>LibHacBuild.CodeGen</RootNamespace>
     <IsPackable>False</IsPackable>
diff --git a/build/_build.csproj b/build/_build.csproj
index aa32db29..5baaa179 100644
--- a/build/_build.csproj
+++ b/build/_build.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net5.0</TargetFramework>
     <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
     <RootNamespace>LibHacBuild</RootNamespace>
     <IsPackable>False</IsPackable>
diff --git a/src/LibHac/Crypto/Aes.cs b/src/LibHac/Crypto/Aes.cs
index 51a8bdba..c2db5418 100644
--- a/src/LibHac/Crypto/Aes.cs
+++ b/src/LibHac/Crypto/Aes.cs
@@ -1,12 +1,10 @@
 // ReSharper disable AssignmentIsFullyDiscarded
 using System;
 using System.Runtime.CompilerServices;
-using LibHac.Diag;
-#if HAS_INTRINSICS
 using LibHac.Crypto.Detail;
+using LibHac.Diag;
 
 using AesNi = System.Runtime.Intrinsics.X86.Aes;
-#endif
 
 namespace LibHac.Crypto
 {
@@ -17,108 +15,95 @@ namespace LibHac.Crypto
 
         public static bool IsAesNiSupported()
         {
-#if HAS_INTRINSICS
             return AesNi.IsSupported;
-#else
-            return false;
-#endif
         }
 
         public static ICipher CreateEcbDecryptor(ReadOnlySpan<byte> key, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 return new AesEcbDecryptorNi(key);
             }
-#endif
+
             return new AesEcbDecryptor(key);
         }
 
         public static ICipher CreateEcbEncryptor(ReadOnlySpan<byte> key, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 return new AesEcbEncryptorNi(key);
             }
-#endif
+
             return new AesEcbEncryptor(key);
         }
 
         public static ICipher CreateCbcDecryptor(ReadOnlySpan<byte> key, ReadOnlySpan<byte> iv, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 return new AesCbcDecryptorNi(key, iv);
             }
-#endif
+
             return new AesCbcDecryptor(key, iv);
         }
 
         public static ICipher CreateCbcEncryptor(ReadOnlySpan<byte> key, ReadOnlySpan<byte> iv, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 return new AesCbcEncryptorNi(key, iv);
             }
-#endif
+
             return new AesCbcEncryptor(key, iv);
         }
 
         public static ICipherWithIv CreateCtrDecryptor(ReadOnlySpan<byte> key, ReadOnlySpan<byte> iv, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 return new AesCtrCipherNi(key, iv);
             }
-#endif
+
             // Encryption and decryption in counter mode is the same operation
             return CreateCtrEncryptor(key, iv, preferDotNetCrypto);
         }
 
         public static ICipherWithIv CreateCtrEncryptor(ReadOnlySpan<byte> key, ReadOnlySpan<byte> iv, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 return new AesCtrCipherNi(key, iv);
             }
-#endif
+
             return new AesCtrCipher(key, iv);
         }
 
         public static ICipherWithIv CreateXtsDecryptor(ReadOnlySpan<byte> key1, ReadOnlySpan<byte> key2,
             ReadOnlySpan<byte> iv, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 return new AesXtsDecryptorNi(key1, key2, iv);
             }
-#endif
+
             return new AesXtsDecryptor(key1, key2, iv);
         }
 
         public static ICipherWithIv CreateXtsEncryptor(ReadOnlySpan<byte> key1, ReadOnlySpan<byte> key2,
             ReadOnlySpan<byte> iv, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 return new AesXtsEncryptorNi(key1, key2, iv);
             }
-#endif
+
             return new AesXtsEncryptor(key1, key2, iv);
         }
 
         public static void EncryptEcb128(ReadOnlySpan<byte> input, Span<byte> output, ReadOnlySpan<byte> key,
             bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 AesEcbModeNi cipherNi;
@@ -128,7 +113,7 @@ namespace LibHac.Crypto
                 cipherNi.Encrypt(input, output);
                 return;
             }
-#endif
+
             ICipher cipher = CreateEcbEncryptor(key, preferDotNetCrypto);
 
             cipher.Transform(input, output);
@@ -138,7 +123,6 @@ namespace LibHac.Crypto
         public static void DecryptEcb128(ReadOnlySpan<byte> input, Span<byte> output, ReadOnlySpan<byte> key,
             bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 AesEcbModeNi cipherNi;
@@ -148,7 +132,7 @@ namespace LibHac.Crypto
                 cipherNi.Decrypt(input, output);
                 return;
             }
-#endif
+
             ICipher cipher = CreateEcbDecryptor(key, preferDotNetCrypto);
 
             cipher.Transform(input, output);
@@ -157,7 +141,6 @@ namespace LibHac.Crypto
         public static void EncryptCbc128(ReadOnlySpan<byte> input, Span<byte> output, ReadOnlySpan<byte> key,
             ReadOnlySpan<byte> iv, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 AesCbcModeNi cipherNi;
@@ -167,7 +150,7 @@ namespace LibHac.Crypto
                 cipherNi.Encrypt(input, output);
                 return;
             }
-#endif
+
             ICipher cipher = CreateCbcEncryptor(key, iv, preferDotNetCrypto);
 
             cipher.Transform(input, output);
@@ -176,7 +159,6 @@ namespace LibHac.Crypto
         public static void DecryptCbc128(ReadOnlySpan<byte> input, Span<byte> output, ReadOnlySpan<byte> key,
             ReadOnlySpan<byte> iv, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 AesCbcModeNi cipherNi;
@@ -186,7 +168,7 @@ namespace LibHac.Crypto
                 cipherNi.Decrypt(input, output);
                 return;
             }
-#endif
+
             ICipher cipher = CreateCbcDecryptor(key, iv, preferDotNetCrypto);
 
             cipher.Transform(input, output);
@@ -195,7 +177,6 @@ namespace LibHac.Crypto
         public static void EncryptCtr128(ReadOnlySpan<byte> input, Span<byte> output, ReadOnlySpan<byte> key,
             ReadOnlySpan<byte> iv, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 AesCtrModeNi cipherNi;
@@ -205,7 +186,7 @@ namespace LibHac.Crypto
                 cipherNi.Transform(input, output);
                 return;
             }
-#endif
+
             ICipher cipher = CreateCtrEncryptor(key, iv, preferDotNetCrypto);
 
             cipher.Transform(input, output);
@@ -214,7 +195,6 @@ namespace LibHac.Crypto
         public static void DecryptCtr128(ReadOnlySpan<byte> input, Span<byte> output, ReadOnlySpan<byte> key,
             ReadOnlySpan<byte> iv, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 AesCtrModeNi cipherNi;
@@ -224,7 +204,7 @@ namespace LibHac.Crypto
                 cipherNi.Transform(input, output);
                 return;
             }
-#endif
+
             ICipher cipher = CreateCtrDecryptor(key, iv, preferDotNetCrypto);
 
             cipher.Transform(input, output);
@@ -233,7 +213,6 @@ namespace LibHac.Crypto
         public static void EncryptXts128(ReadOnlySpan<byte> input, Span<byte> output, ReadOnlySpan<byte> key1,
             ReadOnlySpan<byte> key2, ReadOnlySpan<byte> iv, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 AesXtsModeNi cipherNi;
@@ -243,7 +222,7 @@ namespace LibHac.Crypto
                 cipherNi.Encrypt(input, output);
                 return;
             }
-#endif
+
             ICipher cipher = CreateXtsEncryptor(key1, key2, iv, preferDotNetCrypto);
 
             cipher.Transform(input, output);
@@ -252,7 +231,6 @@ namespace LibHac.Crypto
         public static void DecryptXts128(ReadOnlySpan<byte> input, Span<byte> output, ReadOnlySpan<byte> key1,
             ReadOnlySpan<byte> key2, ReadOnlySpan<byte> iv, bool preferDotNetCrypto = false)
         {
-#if HAS_INTRINSICS
             if (IsAesNiSupported() && !preferDotNetCrypto)
             {
                 AesXtsModeNi cipherNi;
@@ -262,7 +240,7 @@ namespace LibHac.Crypto
                 cipherNi.Decrypt(input, output);
                 return;
             }
-#endif
+
             ICipher cipher = CreateXtsDecryptor(key1, key2, iv, preferDotNetCrypto);
 
             cipher.Transform(input, output);
diff --git a/src/LibHac/Crypto/AesCbcCipherNi.cs b/src/LibHac/Crypto/AesCbcCipherNi.cs
index 2b2b3ab4..0f393600 100644
--- a/src/LibHac/Crypto/AesCbcCipherNi.cs
+++ b/src/LibHac/Crypto/AesCbcCipherNi.cs
@@ -1,5 +1,4 @@
-#if HAS_INTRINSICS
-using System;
+using System;
 using System.Runtime.CompilerServices;
 using System.Runtime.Intrinsics;
 using LibHac.Common;
@@ -12,7 +11,7 @@ namespace LibHac.Crypto
         private AesCbcModeNi _baseCipher;
 
         public ref Buffer16 Iv => ref Unsafe.As<Vector128<byte>, Buffer16>(ref _baseCipher.Iv);
-        
+
         public AesCbcEncryptorNi(ReadOnlySpan<byte> key, ReadOnlySpan<byte> iv)
         {
             _baseCipher = new AesCbcModeNi();
@@ -43,4 +42,3 @@ namespace LibHac.Crypto
         }
     }
 }
-#endif
\ No newline at end of file
diff --git a/src/LibHac/Crypto/AesCtrCipherNi.cs b/src/LibHac/Crypto/AesCtrCipherNi.cs
index 13e71486..3562b9cd 100644
--- a/src/LibHac/Crypto/AesCtrCipherNi.cs
+++ b/src/LibHac/Crypto/AesCtrCipherNi.cs
@@ -1,5 +1,4 @@
-#if HAS_INTRINSICS
-using System;
+using System;
 using System.Runtime.CompilerServices;
 using System.Runtime.Intrinsics;
 using LibHac.Common;
@@ -25,4 +24,3 @@ namespace LibHac.Crypto
         }
     }
 }
-#endif
diff --git a/src/LibHac/Crypto/AesEcbCipherNi.cs b/src/LibHac/Crypto/AesEcbCipherNi.cs
index 234331dc..429edc61 100644
--- a/src/LibHac/Crypto/AesEcbCipherNi.cs
+++ b/src/LibHac/Crypto/AesEcbCipherNi.cs
@@ -1,5 +1,4 @@
-#if HAS_INTRINSICS
-using System;
+using System;
 using LibHac.Crypto.Detail;
 
 namespace LibHac.Crypto
@@ -36,4 +35,3 @@ namespace LibHac.Crypto
         }
     }
 }
-#endif
diff --git a/src/LibHac/Crypto/AesXtsCipherNi.cs b/src/LibHac/Crypto/AesXtsCipherNi.cs
index d310bfe0..c50dec22 100644
--- a/src/LibHac/Crypto/AesXtsCipherNi.cs
+++ b/src/LibHac/Crypto/AesXtsCipherNi.cs
@@ -1,5 +1,4 @@
-#if HAS_INTRINSICS
-using System;
+using System;
 using System.Runtime.CompilerServices;
 using System.Runtime.Intrinsics;
 using LibHac.Common;
@@ -43,4 +42,3 @@ namespace LibHac.Crypto
         }
     }
 }
-#endif
diff --git a/src/LibHac/Crypto/Detail/AesCbcModeNi.cs b/src/LibHac/Crypto/Detail/AesCbcModeNi.cs
index 4ee79f7f..bc3e79b6 100644
--- a/src/LibHac/Crypto/Detail/AesCbcModeNi.cs
+++ b/src/LibHac/Crypto/Detail/AesCbcModeNi.cs
@@ -1,5 +1,4 @@
-#if HAS_INTRINSICS
-using System;
+using System;
 using System.Diagnostics;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
@@ -10,9 +9,7 @@ namespace LibHac.Crypto.Detail
 {
     public struct AesCbcModeNi
     {
-#pragma warning disable 649
         private AesCoreNi _aesCore;
-#pragma warning restore 649
 
         public Vector128<byte> Iv;
 
@@ -110,4 +107,3 @@ namespace LibHac.Crypto.Detail
         }
     }
 }
-#endif
diff --git a/src/LibHac/Crypto/Detail/AesCoreNi.cs b/src/LibHac/Crypto/Detail/AesCoreNi.cs
index 77012b1e..67cb7c13 100644
--- a/src/LibHac/Crypto/Detail/AesCoreNi.cs
+++ b/src/LibHac/Crypto/Detail/AesCoreNi.cs
@@ -1,5 +1,4 @@
-#if HAS_INTRINSICS
-using System;
+using System;
 using System.Diagnostics;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
@@ -578,4 +577,3 @@ namespace LibHac.Crypto.Detail
         }
     }
 }
-#endif
diff --git a/src/LibHac/Crypto/Detail/AesCtrModeNi.cs b/src/LibHac/Crypto/Detail/AesCtrModeNi.cs
index 55413043..84b901aa 100644
--- a/src/LibHac/Crypto/Detail/AesCtrModeNi.cs
+++ b/src/LibHac/Crypto/Detail/AesCtrModeNi.cs
@@ -1,5 +1,4 @@
-#if HAS_INTRINSICS
-using System;
+using System;
 using System.Diagnostics;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
@@ -10,9 +9,7 @@ namespace LibHac.Crypto.Detail
 {
     public struct AesCtrModeNi
     {
-#pragma warning disable 649
         private AesCoreNi _aesCore;
-#pragma warning restore 649
 
         public Vector128<byte> Iv;
 
@@ -126,4 +123,3 @@ namespace LibHac.Crypto.Detail
         }
     }
 }
-#endif
diff --git a/src/LibHac/Crypto/Detail/AesEcbModeNi.cs b/src/LibHac/Crypto/Detail/AesEcbModeNi.cs
index c1073a09..f05cd22c 100644
--- a/src/LibHac/Crypto/Detail/AesEcbModeNi.cs
+++ b/src/LibHac/Crypto/Detail/AesEcbModeNi.cs
@@ -1,13 +1,10 @@
-#if HAS_INTRINSICS
-using System;
+using System;
 
 namespace LibHac.Crypto.Detail
 {
     public struct AesEcbModeNi
     {
-#pragma warning disable 649
         private AesCoreNi _aesCore;
-#pragma warning restore 649
 
         public void Initialize(ReadOnlySpan<byte> key, bool isDecrypting)
         {
@@ -25,4 +22,3 @@ namespace LibHac.Crypto.Detail
         }
     }
 }
-#endif
diff --git a/src/LibHac/Crypto/Detail/AesXtsModeNi.cs b/src/LibHac/Crypto/Detail/AesXtsModeNi.cs
index 69c76b98..3578a7a7 100644
--- a/src/LibHac/Crypto/Detail/AesXtsModeNi.cs
+++ b/src/LibHac/Crypto/Detail/AesXtsModeNi.cs
@@ -1,5 +1,4 @@
-#if HAS_INTRINSICS
-using System;
+using System;
 using System.Diagnostics;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
@@ -11,10 +10,8 @@ namespace LibHac.Crypto.Detail
 {
     public struct AesXtsModeNi
     {
-#pragma warning disable 649
         private AesCoreNi _dataAesCore;
         private AesCoreNi _tweakAesCore;
-#pragma warning restore 649
 
         public Vector128<byte> Iv;
 
@@ -256,4 +253,3 @@ namespace LibHac.Crypto.Detail
         }
     }
 }
-#endif
diff --git a/src/LibHac/LibHac.csproj b/src/LibHac/LibHac.csproj
index cba4a9bf..c17ad8a7 100644
--- a/src/LibHac/LibHac.csproj
+++ b/src/LibHac/LibHac.csproj
@@ -3,8 +3,7 @@
   <PropertyGroup>
     <OutputType>Library</OutputType>
     <VersionPrefix>0.12.0</VersionPrefix>
-    <TargetFrameworks>netcoreapp3.0;netstandard2.1</TargetFrameworks>
-    <LangVersion>8.0</LangVersion>
+    <TargetFramework>net5.0</TargetFramework>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
 
@@ -27,17 +26,9 @@
     <PathMap Condition=" '$(BuildType)' == 'Release' and '$(HasGitDir)' == 'false' ">$(MSBuildProjectDirectory)=C:/LibHac/</PathMap>
     <DeterministicSourcePaths Condition=" '$(BuildType)' == 'Release' and '$(HasGitDir)' == 'true' ">true</DeterministicSourcePaths>
 
-    <NoWarn>$(NoWarn);1591;NU5105</NoWarn>
+    <NoWarn>$(NoWarn);1591</NoWarn>
   </PropertyGroup>
 
-  <PropertyGroup Condition=" '$(TargetFramework)' == 'netcoreapp3.0' ">
-    <DefineConstants>$(DefineConstants);HAS_INTRINSICS</DefineConstants>
-  </PropertyGroup>
-
-  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.1' ">
-    <PackageReference Include="System.Memory" Version="4.5.3" />
-  </ItemGroup>
-
   <ItemGroup>
     <Compile Condition="Exists('ResultNameResolver.Generated.cs')" Remove="ResultNameResolver.Archive.cs" />
     <Compile Condition="Exists('Common\Keys\DefaultKeySet.Generated.cs')" Remove="Common\Keys\DefaultKeySet.Empty.cs" />
@@ -45,7 +36,6 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
-    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="5.0.0" />
   </ItemGroup>
 
 </Project>
diff --git a/src/hactoolnet/Program.cs b/src/hactoolnet/Program.cs
index 935c6292..3c778b22 100644
--- a/src/hactoolnet/Program.cs
+++ b/src/hactoolnet/Program.cs
@@ -16,11 +16,8 @@ namespace hactoolnet
             {
                 if (Run(args))
                 {
-                   // Console.ReadKey();
                     return 0;
                 }
-
-
             }
             catch (MissingKeyException ex)
             {
diff --git a/src/hactoolnet/hactoolnet.csproj b/src/hactoolnet/hactoolnet.csproj
index 6c904041..5058d248 100644
--- a/src/hactoolnet/hactoolnet.csproj
+++ b/src/hactoolnet/hactoolnet.csproj
@@ -2,8 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
-    <LangVersion>8.0</LangVersion>
+    <TargetFramework>net5.0</TargetFramework>
   </PropertyGroup>
 
   <PropertyGroup>
diff --git a/tests/LibHac.Tests/LibHac.Tests.csproj b/tests/LibHac.Tests/LibHac.Tests.csproj
index b298de9c..ce4e8715 100644
--- a/tests/LibHac.Tests/LibHac.Tests.csproj
+++ b/tests/LibHac.Tests/LibHac.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net5.0</TargetFramework>
 
     <IsPackable>false</IsPackable>
   </PropertyGroup>