diff --git a/docs/en/framework/infrastructure/background-jobs/index.md b/docs/en/framework/infrastructure/background-jobs/index.md
index 48470b14a8..0d5e19442c 100644
--- a/docs/en/framework/infrastructure/background-jobs/index.md
+++ b/docs/en/framework/infrastructure/background-jobs/index.md
@@ -325,12 +325,12 @@ public override void PreConfigureServices(ServiceConfigurationContext context)
 Set `DefaultQueueNamePrefix` and `DefaultDelayedQueueNamePrefix` properties in `AbpRabbitMqBackgroundJobOptions` to your application's name:
 
 ````csharp
-public override void PreConfigureServices(ServiceConfigurationContext context)
+public override void ConfigureServices(ServiceConfigurationContext context)
 {
-    PreConfigure<AbpRabbitMqBackgroundJobOptions>(options =>
+    Configure<AbpRabbitMqBackgroundJobOptions>(options =>
     {
-        options.DefaultQueueNamePrefix = context.Services.GetApplicationName()!.EndsWith('.') + options.DefaultQueueNamePrefix;
-        options.DefaultDelayedQueueNamePrefix = context.Services.GetApplicationName()!.EndsWith('.') + options.DefaultDelayedQueueNamePrefix;
+        options.DefaultQueueNamePrefix = context.Services.GetApplicationName()!.EnsureEndsWith('.') + options.DefaultQueueNamePrefix;
+        options.DefaultDelayedQueueNamePrefix = context.Services.GetApplicationName()!.EnsureEndsWith('.') + options.DefaultDelayedQueueNamePrefix;
     });
 }
 ````
diff --git a/docs/en/framework/infrastructure/background-workers/index.md b/docs/en/framework/infrastructure/background-workers/index.md
index 22408907b5..6204857d8c 100644
--- a/docs/en/framework/infrastructure/background-workers/index.md
+++ b/docs/en/framework/infrastructure/background-workers/index.md
@@ -206,12 +206,12 @@ public override void PreConfigureServices(ServiceConfigurationContext context)
 Set `DefaultQueueNamePrefix` and `DefaultDelayedQueueNamePrefix` properties in `AbpRabbitMqBackgroundJobOptions` to your application's name:
 
 ````csharp
-public override void PreConfigureServices(ServiceConfigurationContext context)
+public override void ConfigureServices(ServiceConfigurationContext context)
 {
-    PreConfigure<AbpRabbitMqBackgroundJobOptions>(options =>
+    Configure<AbpRabbitMqBackgroundJobOptions>(options =>
     {
-        options.DefaultQueueNamePrefix = context.Services.GetApplicationName()!.EndsWith('.') + options.DefaultQueueNamePrefix;
-        options.DefaultDelayedQueueNamePrefix = context.Services.GetApplicationName()!.EndsWith('.') + options.DefaultDelayedQueueNamePrefix;
+        options.DefaultQueueNamePrefix = context.Services.GetApplicationName()!.EnsureEndsWith('.') + options.DefaultQueueNamePrefix;
+        options.DefaultDelayedQueueNamePrefix = context.Services.GetApplicationName()!.EnsureEndsWith('.') + options.DefaultDelayedQueueNamePrefix;
     });
 }
 ````