diff --git a/tools/update-index/update-index.csproj b/tools/update-index/update-index.csproj
index c9411eadf..3383c8eee 100644
--- a/tools/update-index/update-index.csproj
+++ b/tools/update-index/update-index.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Nullable>Enable</Nullable>
   </PropertyGroup>