diff --git a/test/Lachain.CoreTest/IntegrationTests/MessageSenderTest.cs b/test/Lachain.CoreTest/IntegrationTests/MessageSenderTest.cs
index a1c3f3fc6..9a8b08401 100644
--- a/test/Lachain.CoreTest/IntegrationTests/MessageSenderTest.cs
+++ b/test/Lachain.CoreTest/IntegrationTests/MessageSenderTest.cs
@@ -48,7 +48,7 @@ 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 fadf874bd..54998f25d 100644
--- a/test/Lachain.CoreTest/IntegrationTests/TransactionsTest.cs
+++ b/test/Lachain.CoreTest/IntegrationTests/TransactionsTest.cs
@@ -43,7 +43,7 @@ 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 2603b3de6..157a6ab92 100644
--- a/test/Lachain.CoreTest/IntegrationTests/ValidatorStatusTests.cs
+++ b/test/Lachain.CoreTest/IntegrationTests/ValidatorStatusTests.cs
@@ -63,7 +63,7 @@ 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>();