diff --git a/build.csproj b/build.csproj
index 6f01431..5aa656d 100644
--- a/build.csproj
+++ b/build.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.OpenApi" Version="1.6.8" />
+    <PackageReference Include="Microsoft.OpenApi" Version="2.3.4" />
   </ItemGroup>
 
 </Project>