diff --git a/dotnet/Directory.Packages.props b/dotnet/Directory.Packages.props
index bf830b781513..d198ef65177f 100644
--- a/dotnet/Directory.Packages.props
+++ b/dotnet/Directory.Packages.props
@@ -71,7 +71,7 @@
     <PackageVersion Include="Microsoft.Extensions.AI" Version="9.1.0-preview.1.25064.3" />
     <PackageVersion Include="Microsoft.Extensions.AI.Abstractions" Version="9.1.0-preview.1.25064.3" />
     <PackageVersion Include="Microsoft.Extensions.AI.AzureAIInference" Version="9.1.0-preview.1.25064.3" />
-    <PackageVersion Include="Microsoft.Extensions.AI.OpenAI" Version="9.0.1-preview.1.24570.5" />
+    <PackageVersion Include="Microsoft.Extensions.AI.OpenAI" Version="9.1.0-preview.1.25064.3" />
     <PackageVersion Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
     <PackageVersion Include="Microsoft.Extensions.Configuration.Abstractions" Version="8.0.0" />
     <PackageVersion Include="Microsoft.Extensions.Configuration.Binder" Version="8.0.2" />