diff --git a/src/dotnet8/WebApi.Performance/WebApi.Performance.csproj b/src/dotnet8/WebApi.Performance/WebApi.Performance.csproj
index 35971b0..acd248d 100644
--- a/src/dotnet8/WebApi.Performance/WebApi.Performance.csproj
+++ b/src/dotnet8/WebApi.Performance/WebApi.Performance.csproj
@@ -8,7 +8,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="8.0.20" />
+        <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="8.0.21" />
         <PackageReference Include="prometheus-net.AspNetCore" Version="8.2.1" />
         <PackageReference Include="Swashbuckle.AspNetCore" Version="9.0.6" />
     </ItemGroup>