diff --git a/tests/unit/api/test_api_main.py b/tests/unit/api/test_api_main.py
index 33735035d..b0c785888 100644
--- a/tests/unit/api/test_api_main.py
+++ b/tests/unit/api/test_api_main.py
@@ -43,7 +43,7 @@ def none_tsc_config():
 
 @pytest.fixture()
 def anomaly_detection_fedot_preset_config():
-    return dict(task='ts_forecasting',
+    return dict(task='anomaly_detection',
                 dataset='custom_dataset',
                 strategy='fedot_preset',
                 use_cache=False,
diff --git a/tests/unit/core/operation/transformation/test_splitter.py b/tests/unit/core/operation/transformation/test_splitter.py
index d0478828b..9f1ef2cd5 100644
--- a/tests/unit/core/operation/transformation/test_splitter.py
+++ b/tests/unit/core/operation/transformation/test_splitter.py
@@ -17,6 +17,7 @@ def time_series():
     return np.random.rand(320)
 
 
+@pytest.fixture
 def anomaly_dict():
     return {'anomaly1': [[40, 50], [60, 80]],
             'anomaly2': [[130, 170], [300, 320]]}