diff --git a/MailingGroupNet/MailingGroupNet/MailingGroupNet.csproj b/MailingGroupNet/MailingGroupNet/MailingGroupNet.csproj
index d28a51b..7c45995 100644
--- a/MailingGroupNet/MailingGroupNet/MailingGroupNet.csproj
+++ b/MailingGroupNet/MailingGroupNet/MailingGroupNet.csproj
@@ -21,7 +21,7 @@
     <PackageReference Include="MediatR.Extensions.Microsoft.DependencyInjection" Version="8.0.0" />
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="3.1.0" />
     <PackageReference Include="Swashbuckle.AspNetCore.SwaggerGen" Version="5.0.0" />
-    <PackageReference Include="Swashbuckle.AspNetCore.SwaggerUI" Version="5.0.0" />
+    <PackageReference Include="Swashbuckle.AspNetCore.SwaggerUI" Version="6.4.0" />
   </ItemGroup>
 
   <ItemGroup>