diff --git a/Lombiq.Hosting.Tenants.EmailQuotaManagement.Tests.UI/Extensions/EmailQuotaManagementExtensions.cs b/Lombiq.Hosting.Tenants.EmailQuotaManagement.Tests.UI/Extensions/EmailQuotaManagementExtensions.cs
index 4d2e4915..8087a753 100644
--- a/Lombiq.Hosting.Tenants.EmailQuotaManagement.Tests.UI/Extensions/EmailQuotaManagementExtensions.cs
+++ b/Lombiq.Hosting.Tenants.EmailQuotaManagement.Tests.UI/Extensions/EmailQuotaManagementExtensions.cs
@@ -7,8 +7,7 @@ public static class EmailQuotaManagementExtensions
 {
     public static void SetEmailQuotaManagementOptionsForUITest(
         this OrchardCoreUITestExecutorConfiguration configuration,
-        long maximumEmails,
-        string emailHost = "localhost")
+        long maximumEmails)
     {
         configuration.OrchardCoreConfiguration.BeforeAppStart +=
             (_, argumentsBuilder) =>
@@ -18,11 +17,6 @@ public static void SetEmailQuotaManagementOptionsForUITest(
                         "OrchardCore:Lombiq_Hosting_Tenants_EmailQuotaManagement:EmailQuotaPerMonth",
                         maximumEmails);
 
-                argumentsBuilder
-                    .AddWithValue(
-                        "OrchardCore:SmtpSettings:Host",
-                        emailHost);
-
                 return Task.CompletedTask;
             };