diff --git a/pkgs/applications/audio/openutau/default.nix b/pkgs/applications/audio/openutau/default.nix
index df53f4a49644a..81caa7b93b720 100644
--- a/pkgs/applications/audio/openutau/default.nix
+++ b/pkgs/applications/audio/openutau/default.nix
@@ -19,8 +19,8 @@ buildDotnetModule rec {
     hash = "sha256-HE0KxPKU7tYZbYiCL8sm6I/NZiX0MJktt+5d6qB1A2E=";
   };
 
-  dotnet-sdk = dotnetCorePackages.sdk_7_0;
-  dotnet-runtime = dotnetCorePackages.runtime_7_0;
+  dotnet-sdk = dotnetCorePackages.sdk_8_0;
+  dotnet-runtime = dotnetCorePackages.runtime_8_0;
 
   # [...]/Microsoft.NET.Sdk.targets(157,5): error MSB4018: The "GenerateDepsFile" task failed unexpectedly. [[...]/OpenUtau.Core.csproj]
   # [...]/Microsoft.NET.Sdk.targets(157,5): error MSB4018: System.IO.IOException: The process cannot access the file '[...]/OpenUtau.Core.deps.json' because it is being used by another process. [[...]/OpenUtau.Core.csproj]
@@ -41,11 +41,11 @@ buildDotnetModule rec {
   # socket cannot bind to localhost on darwin for tests
   doCheck = !stdenv.hostPlatform.isDarwin;
 
-  # net7.0 replacement needed until upstream bumps to dotnet 7
+  # net8.0 replacement needed until upstream bumps to dotnet 8
   postPatch = ''
     substituteInPlace OpenUtau/OpenUtau.csproj OpenUtau.Test/OpenUtau.Test.csproj --replace \
       '<TargetFramework>net6.0</TargetFramework>' \
-      '<TargetFramework>net7.0</TargetFramework>'
+      '<TargetFramework>net8.0</TargetFramework>'
 
     substituteInPlace OpenUtau/Program.cs --replace \
       '/usr/bin/fc-match' \
@@ -74,12 +74,7 @@ buildDotnetModule rec {
       # some deps and worldline resampler
       binaryNativeCode
     ];
-    license = with licenses; [
-      # dotnet code and worldline resampler binary
-      mit
-      # worldline resampler binary - no source is available (hence "unfree") but usage of the binary is MIT
-      unfreeRedistributable
-    ];
+    license = licenses.mit;
     maintainers = [ ];
     platforms = [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
     mainProgram = "OpenUtau";