diff --git a/api/tests/integration_tests/core/workflow/nodes/datasource/test_datasource_node_integration.py b/api/tests/integration_tests/core/workflow/nodes/datasource/test_datasource_node_integration.py
index 2392084c36..c52ffd1f70 100644
--- a/api/tests/integration_tests/core/workflow/nodes/datasource/test_datasource_node_integration.py
+++ b/api/tests/integration_tests/core/workflow/nodes/datasource/test_datasource_node_integration.py
@@ -71,7 +71,7 @@ def test_node_integration_minimal_stream(mocker):
 
     node = DatasourceNode(
         node_id="n",
-        config=DatasourceNodeData(
+        data=DatasourceNodeData(
             type="datasource",
             version="1",
             title="Datasource",
diff --git a/api/tests/integration_tests/workflow/nodes/test_code.py b/api/tests/integration_tests/workflow/nodes/test_code.py
index 00877e5a3d..9345113aa3 100644
--- a/api/tests/integration_tests/workflow/nodes/test_code.py
+++ b/api/tests/integration_tests/workflow/nodes/test_code.py
@@ -66,7 +66,7 @@ def init_code_node(code_config: dict):
 
     node = CodeNode(
         node_id=str(uuid.uuid4()),
-        config=CodeNodeData.model_validate(code_config["data"]),
+        data=CodeNodeData.model_validate(code_config["data"]),
         graph_init_params=init_params,
         graph_runtime_state=graph_runtime_state,
         code_executor=node_factory._code_executor,
diff --git a/api/tests/integration_tests/workflow/nodes/test_http.py b/api/tests/integration_tests/workflow/nodes/test_http.py
index a18e73b194..7cd7f50b77 100644
--- a/api/tests/integration_tests/workflow/nodes/test_http.py
+++ b/api/tests/integration_tests/workflow/nodes/test_http.py
@@ -76,7 +76,7 @@ def init_http_node(config: dict):
 
     node = HttpRequestNode(
         node_id=str(uuid.uuid4()),
-        config=HttpRequestNodeData.model_validate(config["data"]),
+        data=HttpRequestNodeData.model_validate(config["data"]),
         graph_init_params=init_params,
         graph_runtime_state=graph_runtime_state,
         http_request_config=HTTP_REQUEST_CONFIG,
@@ -724,7 +724,7 @@ def test_nested_object_variable_selector(setup_http_mock):
 
     node = HttpRequestNode(
         node_id=str(uuid.uuid4()),
-        config=HttpRequestNodeData.model_validate(graph_config["nodes"][1]["data"]),
+        data=HttpRequestNodeData.model_validate(graph_config["nodes"][1]["data"]),
         graph_init_params=init_params,
         graph_runtime_state=graph_runtime_state,
         http_request_config=HTTP_REQUEST_CONFIG,
diff --git a/api/tests/integration_tests/workflow/nodes/test_parameter_extractor.py b/api/tests/integration_tests/workflow/nodes/test_parameter_extractor.py
index b1adf370ec..f11188323a 100644
--- a/api/tests/integration_tests/workflow/nodes/test_parameter_extractor.py
+++ b/api/tests/integration_tests/workflow/nodes/test_parameter_extractor.py
@@ -71,7 +71,7 @@ def init_parameter_extractor_node(config: dict, memory=None):
 
     node = ParameterExtractorNode(
         node_id=str(uuid.uuid4()),
-        config=ParameterExtractorNodeData.model_validate(config["data"]),
+        data=ParameterExtractorNodeData.model_validate(config["data"]),
         graph_init_params=init_params,
         graph_runtime_state=graph_runtime_state,
         credentials_provider=MagicMock(spec=CredentialsProvider),
diff --git a/api/tests/integration_tests/workflow/nodes/test_template_transform.py b/api/tests/integration_tests/workflow/nodes/test_template_transform.py
index 6b859d308b..80489e6809 100644
--- a/api/tests/integration_tests/workflow/nodes/test_template_transform.py
+++ b/api/tests/integration_tests/workflow/nodes/test_template_transform.py
@@ -88,7 +88,7 @@ def test_execute_template_transform():
 
     node = TemplateTransformNode(
         node_id=str(uuid.uuid4()),
-        config=TemplateTransformNodeData.model_validate(config["data"]),
+        data=TemplateTransformNodeData.model_validate(config["data"]),
         graph_init_params=init_params,
         graph_runtime_state=graph_runtime_state,
         jinja2_template_renderer=_SimpleJinja2Renderer(),
diff --git a/api/tests/integration_tests/workflow/nodes/test_tool.py b/api/tests/integration_tests/workflow/nodes/test_tool.py
index 18653d299b..f66f65b978 100644
--- a/api/tests/integration_tests/workflow/nodes/test_tool.py
+++ b/api/tests/integration_tests/workflow/nodes/test_tool.py
@@ -62,7 +62,7 @@ def init_tool_node(config: dict):
 
     node = ToolNode(
         node_id=str(uuid.uuid4()),
-        config=ToolNodeData.model_validate(config["data"]),
+        data=ToolNodeData.model_validate(config["data"]),
         graph_init_params=init_params,
         graph_runtime_state=graph_runtime_state,
         tool_file_manager_factory=tool_file_manager_factory,
diff --git a/api/tests/test_containers_integration_tests/core/workflow/test_human_input_resume_node_execution.py b/api/tests/test_containers_integration_tests/core/workflow/test_human_input_resume_node_execution.py
index 1eb052f6e5..ad82b8fe2a 100644
--- a/api/tests/test_containers_integration_tests/core/workflow/test_human_input_resume_node_execution.py
+++ b/api/tests/test_containers_integration_tests/core/workflow/test_human_input_resume_node_execution.py
@@ -102,7 +102,7 @@ def _build_graph(
     start_data = StartNodeData(title="start", variables=[])
     start_node = StartNode(
         node_id="start",
-        config=start_data,
+        data=start_data,
         graph_init_params=params,
         graph_runtime_state=runtime_state,
     )
@@ -117,7 +117,7 @@ def _build_graph(
     )
     human_node = HumanInputNode(
         node_id="human",
-        config=human_data,
+        data=human_data,
         graph_init_params=params,
         graph_runtime_state=runtime_state,
         form_repository=form_repository,
@@ -131,7 +131,7 @@ def _build_graph(
     )
     end_node = EndNode(
         node_id="end",
-        config=end_data,
+        data=end_data,
         graph_init_params=params,
         graph_runtime_state=runtime_state,
     )