diff --git a/MessageTest/MessageTest.csproj b/MessageTest/MessageTest.csproj
index bb670fa..63a4f4a 100644
--- a/MessageTest/MessageTest.csproj
+++ b/MessageTest/MessageTest.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.6" />
+    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.9" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="9.0.1" />
   </ItemGroup>