diff --git a/API.Dialitech/API.Dialitech.csproj b/API.Dialitech/API.Dialitech.csproj
index 54e7f19..539396a 100644
--- a/API.Dialitech/API.Dialitech.csproj
+++ b/API.Dialitech/API.Dialitech.csproj
@@ -20,7 +20,7 @@
     <PackageReference Include="Microsoft.IdentityModel.Protocols" Version="8.20.0" />
     <PackageReference Include="Microsoft.IdentityModel.Protocols.OpenIdConnect" Version="8.20.0" />
     <PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.23.0" />
-    <PackageReference Include="Microsoft.OpenApi" Version="2.7.5" />
+    <PackageReference Include="Microsoft.OpenApi" Version="3.9.0" />
     <PackageReference Include="Scalar.AspNetCore" Version="2.16.16" />
     <PackageReference Include="Serilog" Version="4.4.0" />
     <PackageReference Include="Serilog.AspNetCore" Version="10.0.0" />