diff --git a/XUnitTest/XUnitTest.csproj b/XUnitTest/XUnitTest.csproj
index fa7046f..9f5ad8e 100644
--- a/XUnitTest/XUnitTest.csproj
+++ b/XUnitTest/XUnitTest.csproj
@@ -12,7 +12,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="NewLife.UnitTest" Version="1.0.2024.1006" />
-    <PackageReference Include="System.Speech" Version="8.0.0" />
+    <PackageReference Include="System.Speech" Version="9.0.0" />
     <PackageReference Include="xunit" Version="2.9.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>