diff --git a/lib/dl_connector_metrica/dl_connector_metrica/core/data_source.py b/lib/dl_connector_metrica/dl_connector_metrica/core/data_source.py
index 17221965b..4c0c4b95f 100644
--- a/lib/dl_connector_metrica/dl_connector_metrica/core/data_source.py
+++ b/lib/dl_connector_metrica/dl_connector_metrica/core/data_source.py
@@ -11,7 +11,10 @@
     Tuple,
 )
 
-from dl_constants.enums import UserDataType
+from dl_constants.enums import (
+    DataSourceType,
+    UserDataType,
+)
 from dl_core import exc
 from dl_core.data_source.sql import PseudoSQLDataSource
 from dl_core.db import (
@@ -22,6 +25,8 @@
 from dl_connector_metrica.core.constants import (
     CONNECTION_TYPE_APPMETRICA_API,
     CONNECTION_TYPE_METRICA_API,
+    SOURCE_TYPE_APPMETRICA_API,
+    SOURCE_TYPE_METRICA_API,
 )
 from dl_connector_metrica.core.us_connection import MetrikaApiConnection
 
@@ -88,6 +93,14 @@ def get_expression_value_range(self, col_name: str) -> Tuple[Any, Any]:
 
         return min_value, max_value
 
+    @classmethod
+    def is_compatible_with_type(cls, source_type: DataSourceType) -> bool:
+        return source_type == SOURCE_TYPE_METRICA_API
+
 
 class AppMetrikaApiDataSource(MetrikaApiDataSource):
     conn_type = CONNECTION_TYPE_APPMETRICA_API
+
+    @classmethod
+    def is_compatible_with_type(cls, source_type: DataSourceType) -> bool:
+        return source_type == SOURCE_TYPE_APPMETRICA_API
diff --git a/lib/dl_connector_metrica/dl_connector_metrica_tests/ext/core/test_dataset.py b/lib/dl_connector_metrica/dl_connector_metrica_tests/ext/core/test_dataset.py
index e4bb24b4b..48ec4000d 100644
--- a/lib/dl_connector_metrica/dl_connector_metrica_tests/ext/core/test_dataset.py
+++ b/lib/dl_connector_metrica/dl_connector_metrica_tests/ext/core/test_dataset.py
@@ -1,10 +1,14 @@
-from typing import Optional
+from typing import (
+    AbstractSet,
+    Optional,
+)
 
 import pytest
 import sqlalchemy as sa
 
 from dl_constants.enums import (
     DataSourceRole,
+    JoinType,
     UserDataType,
 )
 from dl_core.dataset_capabilities import DatasetCapabilities
@@ -232,6 +236,12 @@ def test_source_cannot_be_added(
         finally:
             sync_us_manager.delete(testing_conn)
 
+    def _check_supported_join_types(self, supp_join_types: AbstractSet[JoinType]) -> None:
+        assert not supp_join_types
+
+    def _allow_adding_sources(self, dataset: Dataset) -> bool:
+        return False
+
 
 class TestAppMetricaDataset(BaseAppMetricaTestClass, DefaultDatasetTestSuite[AppMetricaApiConnection]):
     source_type = SOURCE_TYPE_APPMETRICA_API
@@ -245,6 +255,12 @@ class TestAppMetricaDataset(BaseAppMetricaTestClass, DefaultDatasetTestSuite[App
         },
     )
 
+    def _check_supported_join_types(self, supp_join_types: AbstractSet[JoinType]) -> None:
+        assert not supp_join_types
+
+    def _allow_adding_sources(self, dataset: Dataset) -> bool:
+        return False
+
     @pytest.fixture(scope="function")
     def dsrc_params(self) -> dict:
         return dict(