diff --git a/Jellyfin.Server/Extensions/ApiServiceCollectionExtensions.cs b/Jellyfin.Server/Extensions/ApiServiceCollectionExtensions.cs
index 4d08cddbc0..7bb659ecee 100644
--- a/Jellyfin.Server/Extensions/ApiServiceCollectionExtensions.cs
+++ b/Jellyfin.Server/Extensions/ApiServiceCollectionExtensions.cs
@@ -120,6 +120,8 @@ namespace Jellyfin.Server.Extensions
                     description.TryGetMethodInfo(out MethodInfo methodInfo) ? methodInfo.Name : null);
 
                 // Add types not supported by System.Text.Json
+                // TODO: Remove this once these types are supported by System.Text.Json and Swashbuckle
+                // See: https://github.com/domaindrivendev/Swashbuckle.AspNetCore/issues/1667
                 c.MapSwaggerGenTypes();
             });
         }