diff --git a/docs/extensibility/snippets/MailDevResourceWithCredentials/MailDevResource.NewsletterService/MailDevResource.NewsletterService.csproj b/docs/extensibility/snippets/MailDevResourceWithCredentials/MailDevResource.NewsletterService/MailDevResource.NewsletterService.csproj
index 1c597ed03..f9a2a07f0 100644
--- a/docs/extensibility/snippets/MailDevResourceWithCredentials/MailDevResource.NewsletterService/MailDevResource.NewsletterService.csproj
+++ b/docs/extensibility/snippets/MailDevResourceWithCredentials/MailDevResource.NewsletterService/MailDevResource.NewsletterService.csproj
@@ -2,7 +2,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="8.0.10" />
-    <PackageReference Include="Swashbuckle.AspNetCore" Version="6.8.1" />
+    <PackageReference Include="Swashbuckle.AspNetCore" Version="6.9.0" />
   </ItemGroup>
 
   <ItemGroup>