diff --git a/ingestion/src/metadata/data_quality/runner/base_test_suite_source.py b/ingestion/src/metadata/data_quality/runner/base_test_suite_source.py
index 9651e0d045f..bf4897843a9 100644
--- a/ingestion/src/metadata/data_quality/runner/base_test_suite_source.py
+++ b/ingestion/src/metadata/data_quality/runner/base_test_suite_source.py
@@ -49,9 +49,10 @@ class BaseTestSuiteRunner:
     ):
         self.validator_builder_class = ValidatorBuilder
         self._interface = None
-        self._interface_type: str = config.source.type.lower()
         self.entity = entity
         self.service_conn_config = self._copy_service_config(config, self.entity.database)  # type: ignore
+        self._interface_type: str = self.service_conn_config.type.value.lower()
+
         self.source_config = TestSuitePipeline.model_validate(
             config.source.sourceConfig.config
         )