diff --git a/CHANGELOG.md b/CHANGELOG.md
index c38f4bc45..efc2a71ef 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## [1.4.6]
+
+* **fix: normalize teradata column names to lowercase for Enterprise compatibility**
+
 ## [1.4.5]
 
 * **fix: add capability to use opensearch serverless**
diff --git a/unstructured_ingest/__version__.py b/unstructured_ingest/__version__.py
index 16cc08681..4a98c89f5 100644
--- a/unstructured_ingest/__version__.py
+++ b/unstructured_ingest/__version__.py
@@ -1 +1 @@
-__version__ = "1.4.5"  # pragma: no cover
+__version__ = "1.4.6"  # pragma: no cover
diff --git a/unstructured_ingest/processes/connectors/sql/teradata.py b/unstructured_ingest/processes/connectors/sql/teradata.py
index 75bd8ca91..a6509dff0 100644
--- a/unstructured_ingest/processes/connectors/sql/teradata.py
+++ b/unstructured_ingest/processes/connectors/sql/teradata.py
@@ -154,7 +154,7 @@ def query_db(self, file_data: SqlBatchFileData) -> tuple[list[tuple], list[str]]
             logger.debug(f"running query: {query}\nwith values: {ids}")
             cursor.execute(query, ids)
             rows = cursor.fetchall()
-            columns = [col[0] for col in cursor.description]
+            columns = [col[0].lower() for col in cursor.description]
             return rows, columns
 
 
@@ -202,7 +202,7 @@ def get_table_columns(self) -> list[str]:
         if self._columns is None:
             with self.get_cursor() as cursor:
                 cursor.execute(f'SELECT TOP 1 * FROM "{self.upload_config.table_name}"')
-                self._columns = [desc[0] for desc in cursor.description]
+                self._columns = [desc[0].lower() for desc in cursor.description]
         return self._columns
 
     def delete_by_record_id(self, file_data: FileData) -> None: