diff --git a/test/Lachain.CoreTest/IntegrationTests/MessageSenderTest.cs b/test/Lachain.CoreTest/IntegrationTests/MessageSenderTest.cs
index ba22e7c4a..753679e32 100644
--- a/test/Lachain.CoreTest/IntegrationTests/MessageSenderTest.cs
+++ b/test/Lachain.CoreTest/IntegrationTests/MessageSenderTest.cs
@@ -47,7 +47,7 @@ public void Setup()
         {
             TestUtils.DeleteTestChainData();
             var containerBuilder = new SimpleInjectorContainerBuilder(new ConfigManager(
-                Path.Join(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "config.json"),
+                Path.Join(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "config2.json"),
                 new RunOptions()
             ));
             containerBuilder.RegisterModule<BlockchainModule>();
diff --git a/test/Lachain.CoreTest/IntegrationTests/TransactionsTest.cs b/test/Lachain.CoreTest/IntegrationTests/TransactionsTest.cs
index 65d8dfc89..d109a1712 100644
--- a/test/Lachain.CoreTest/IntegrationTests/TransactionsTest.cs
+++ b/test/Lachain.CoreTest/IntegrationTests/TransactionsTest.cs
@@ -42,7 +42,7 @@ public void Setup()
         {
             TestUtils.DeleteTestChainData();
             var containerBuilder = new SimpleInjectorContainerBuilder(new ConfigManager(
-                Path.Join(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "config.json"),
+                Path.Join(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "config2.json"),
                 new RunOptions()
             ));
             containerBuilder.RegisterModule<BlockchainModule>();
diff --git a/test/Lachain.CoreTest/IntegrationTests/ValidatorStatusTests.cs b/test/Lachain.CoreTest/IntegrationTests/ValidatorStatusTests.cs
index dd1807a9b..1e379ad92 100644
--- a/test/Lachain.CoreTest/IntegrationTests/ValidatorStatusTests.cs
+++ b/test/Lachain.CoreTest/IntegrationTests/ValidatorStatusTests.cs
@@ -62,7 +62,7 @@ public void Setup()
             _container?.Dispose();
             TestUtils.DeleteTestChainData();
             var containerBuilder = new SimpleInjectorContainerBuilder(new ConfigManager(
-                Path.Join(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "config.json"),
+                Path.Join(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "config2.json"),
                 new RunOptions()
             ));
             containerBuilder.RegisterModule<BlockchainModule>();