diff --git a/LangVoyageServer/LangVoyageServer.csproj b/LangVoyageServer/LangVoyageServer.csproj
index f94be5c..b3fe828 100644
--- a/LangVoyageServer/LangVoyageServer.csproj
+++ b/LangVoyageServer/LangVoyageServer.csproj
@@ -8,7 +8,7 @@
 
     <ItemGroup>
         <PackageReference Include="FluentValidation.AspNetCore" Version="11.3.1" />
-        <PackageReference Include="Microsoft.AspNetCore.Authentication.Negotiate" Version="9.0.6" />
+        <PackageReference Include="Microsoft.AspNetCore.Authentication.Negotiate" Version="9.0.18" />
         <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.6" />
         <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="9.0.6">
           <PrivateAssets>all</PrivateAssets>