diff --git a/docs/extensibility/snippets/MailDevResourceAndComponent/MailDevResource.NewsletterService/MailDevResource.NewsletterService.csproj b/docs/extensibility/snippets/MailDevResourceAndComponent/MailDevResource.NewsletterService/MailDevResource.NewsletterService.csproj
index df65504ac6..0a364f33a3 100644
--- a/docs/extensibility/snippets/MailDevResourceAndComponent/MailDevResource.NewsletterService/MailDevResource.NewsletterService.csproj
+++ b/docs/extensibility/snippets/MailDevResourceAndComponent/MailDevResource.NewsletterService/MailDevResource.NewsletterService.csproj
@@ -2,7 +2,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.6" />
-    <PackageReference Include="Swashbuckle.AspNetCore" Version="8.1.4" />
+    <PackageReference Include="Swashbuckle.AspNetCore" Version="9.0.1" />
   </ItemGroup>
 
   <ItemGroup>