diff --git a/dbt/adapters/spark/relation.py b/dbt/adapters/spark/relation.py
index 860935cbd..b98544a19 100644
--- a/dbt/adapters/spark/relation.py
+++ b/dbt/adapters/spark/relation.py
@@ -35,6 +35,7 @@ class SparkRelation(BaseRelation):
     is_iceberg: Optional[bool] = None
     # TODO: make this a dict everywhere
     information: Optional[str] = None
+    require_alias: bool = False
 
     def __post_init__(self) -> None:
         if self.database != self.schema and self.database:
diff --git a/tests/functional/adapter/empty/test_empty.py b/tests/functional/adapter/empty/test_empty.py
index 1ea2c8866..90f32953a 100644
--- a/tests/functional/adapter/empty/test_empty.py
+++ b/tests/functional/adapter/empty/test_empty.py
@@ -1,5 +1,9 @@
-from dbt.tests.adapter.empty.test_empty import BaseTestEmpty
+from dbt.tests.adapter.empty.test_empty import BaseTestEmpty, BaseTestEmptyInlineSourceRef
 
 
 class TestSparkEmpty(BaseTestEmpty):
     pass
+
+
+class TestSparkEmptyInlineSourceRef(BaseTestEmptyInlineSourceRef):
+    pass