diff --git a/src/harlequin_trino/adapter.py b/src/harlequin_trino/adapter.py
index a726178..a3b508c 100644
--- a/src/harlequin_trino/adapter.py
+++ b/src/harlequin_trino/adapter.py
@@ -194,7 +194,7 @@ def _get_columns(
             SELECT
                 column_name,
                 data_type 
-            FROM {catalog}.information_schema.columns
+            FROM "{catalog}".information_schema.columns
             WHERE 
                 table_schema = '{schema}'
                 and table_name = '{rel}'