diff --git a/src/Exceptionless.Web/Exceptionless.Web.csproj b/src/Exceptionless.Web/Exceptionless.Web.csproj
index cfcb337b7f..6502944ef2 100644
--- a/src/Exceptionless.Web/Exceptionless.Web.csproj
+++ b/src/Exceptionless.Web/Exceptionless.Web.csproj
@@ -20,7 +20,7 @@
     <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="10.0.10" />
     <!-- Microsoft.AspNetCore.OpenApi 10.x is built against the Microsoft.OpenApi 2.x API surface.
          Keep this direct reference on the latest 2.x release until ASP.NET Core supports 3.x. -->
-    <PackageReference Include="Microsoft.OpenApi" Version="2.11.0" />
+    <PackageReference Include="Microsoft.OpenApi" Version="3.9.0" />
     <PackageReference Include="ModelContextProtocol.AspNetCore" Version="1.4.1" />
     <PackageReference Include="Riok.Mapperly" Version="4.3.1" />
     <PackageReference Include="MiniValidation" Version="0.10.0" />