diff --git a/services/directory/src/FilterLists.Directory.Api/SwaggerExtensions.cs b/services/directory/src/FilterLists.Directory.Api/SwaggerExtensions.cs
index 67b3808f6..4fe6fdce8 100644
--- a/services/directory/src/FilterLists.Directory.Api/SwaggerExtensions.cs
+++ b/services/directory/src/FilterLists.Directory.Api/SwaggerExtensions.cs
@@ -38,7 +38,11 @@ public static void UseSwagger(this IApplicationBuilder app)
                 o.RouteTemplate = "{documentName}/swagger.json";
                 o.PreSerializeFilters.Add((swaggerDoc, httpReq) => swaggerDoc.Servers = new List<OpenApiServer>
                 {
+#if DEBUG
                     new OpenApiServer {Url = $"{httpReq.Scheme}://{httpReq.Host.Value}/api"}
+#else
+                    new OpenApiServer {Url = $"https://{httpReq.Host.Value}/api"}
+#endif
                 });
             });
             app.UseSwaggerUI(c =>