diff --git a/build/_build.csproj b/build/_build.csproj
index 508d9a515..cceb7b2bf 100644
--- a/build/_build.csproj
+++ b/build/_build.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <RootNamespace></RootNamespace>
     <NoWarn>CS0649;CS0169;CA1050;CA1822;CA2211;IDE1006</NoWarn>
     <NukeRootDirectory>..</NukeRootDirectory>