diff --git a/samples/Sample.Middleware/Sample.Middleware.csproj b/samples/Sample.Middleware/Sample.Middleware.csproj
index 06b0c64..a0ce7d8 100644
--- a/samples/Sample.Middleware/Sample.Middleware.csproj
+++ b/samples/Sample.Middleware/Sample.Middleware.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.8" />
+    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.9" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="9.0.3" />
   </ItemGroup>
 
diff --git a/samples/Sample.MinimalApi/Sample.MinimalApi.csproj b/samples/Sample.MinimalApi/Sample.MinimalApi.csproj
index 7ef7c2a..553da8f 100644
--- a/samples/Sample.MinimalApi/Sample.MinimalApi.csproj
+++ b/samples/Sample.MinimalApi/Sample.MinimalApi.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.8" />
+    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.9" />
     <PackageReference Include="Scalar.AspNetCore" Version="2.6.9" />
   </ItemGroup>
 
diff --git a/src/AspNetCore.SecurityKey/AspNetCore.SecurityKey.csproj b/src/AspNetCore.SecurityKey/AspNetCore.SecurityKey.csproj
index 1c97a47..bd43e0c 100644
--- a/src/AspNetCore.SecurityKey/AspNetCore.SecurityKey.csproj
+++ b/src/AspNetCore.SecurityKey/AspNetCore.SecurityKey.csproj
@@ -11,7 +11,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'net9.0'">
-    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.8" />
+    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.9" />
   </ItemGroup>
 
 </Project>