diff --git a/samples/BookStore-Angular-MongoDb/aspnet-core/test/Acme.BookStore.MongoDB.Tests/MongoDb/BookStoreMongoDbTestModule.cs b/samples/BookStore-Angular-MongoDb/aspnet-core/test/Acme.BookStore.MongoDB.Tests/MongoDb/BookStoreMongoDbTestModule.cs
index 99346ca8cf..c59bf2452c 100644
--- a/samples/BookStore-Angular-MongoDb/aspnet-core/test/Acme.BookStore.MongoDB.Tests/MongoDb/BookStoreMongoDbTestModule.cs
+++ b/samples/BookStore-Angular-MongoDb/aspnet-core/test/Acme.BookStore.MongoDB.Tests/MongoDb/BookStoreMongoDbTestModule.cs
@@ -1,4 +1,5 @@
-using Mongo2Go;
+using System;
+using Mongo2Go;
 using Volo.Abp;
 using Volo.Abp.Data;
 using Volo.Abp.Modularity;
@@ -19,7 +20,7 @@ namespace Acme.BookStore.MongoDB
 
             Configure<DbConnectionOptions>(options =>
             {
-                options.ConnectionStrings.Default = _mongoDbRunner.ConnectionString + "|BookStore";
+                options.ConnectionStrings.Default = _mongoDbRunner.ConnectionString.EnsureEndsWith('/') + "BookStore";
             });
         }
 
diff --git a/templates/module/aspnet-core/test/MyCompanyName.MyProjectName.MongoDB.Tests/MongoDB/MyProjectNameMongoDbTestModule.cs b/templates/module/aspnet-core/test/MyCompanyName.MyProjectName.MongoDB.Tests/MongoDB/MyProjectNameMongoDbTestModule.cs
index 9da609fd4e..71be56844c 100644
--- a/templates/module/aspnet-core/test/MyCompanyName.MyProjectName.MongoDB.Tests/MongoDB/MyProjectNameMongoDbTestModule.cs
+++ b/templates/module/aspnet-core/test/MyCompanyName.MyProjectName.MongoDB.Tests/MongoDB/MyProjectNameMongoDbTestModule.cs
@@ -1,4 +1,5 @@
-using Mongo2Go;
+using System;
+using Mongo2Go;
 using Volo.Abp;
 using Volo.Abp.Data;
 using Volo.Abp.Modularity;
@@ -19,7 +20,7 @@ namespace MyCompanyName.MyProjectName.MongoDB
 
             Configure<DbConnectionOptions>(options =>
             {
-                options.ConnectionStrings.Default = _mongoDbRunner.ConnectionString + "|MyProjectName";
+                options.ConnectionStrings.Default = _mongoDbRunner.ConnectionString.EnsureEndsWith('/') + "MyProjectName";
             });
         }