diff --git a/aspire/AppHost/Program.cs b/aspire/AppHost/Program.cs
index 854abd63..145346a2 100644
--- a/aspire/AppHost/Program.cs
+++ b/aspire/AppHost/Program.cs
@@ -16,7 +16,7 @@ var catalogService = builder.AddProject<Projects.EShopOnAbp_CatalogService_HttpA
         endpointName: "grpc",
         callback: static endpoint =>
         {
-            endpoint.Port = 81;
+            endpoint.Port = 8181;
             endpoint.UriScheme = "http";
             endpoint.Transport = "http2";
             endpoint.IsProxied = false;
diff --git a/services/catalog/src/EShopOnAbp.CatalogService.HttpApi.Host/Program.cs b/services/catalog/src/EShopOnAbp.CatalogService.HttpApi.Host/Program.cs
index f2a383df..f010c2dc 100644
--- a/services/catalog/src/EShopOnAbp.CatalogService.HttpApi.Host/Program.cs
+++ b/services/catalog/src/EShopOnAbp.CatalogService.HttpApi.Host/Program.cs
@@ -33,7 +33,7 @@ public class Program
                 {
                     listenOptions.Protocols = HttpProtocols.Http1AndHttp2;
                 });
-                options.ListenAnyIP(81, listenOptions =>
+                options.ListenAnyIP(8181, listenOptions =>
                 {
                     listenOptions.Protocols = HttpProtocols.Http2;
                 });