diff --git a/tests/functional/test_tables.py b/tests/functional/test_tables.py
index 15f1c1f..1fbb007 100644
--- a/tests/functional/test_tables.py
+++ b/tests/functional/test_tables.py
@@ -347,13 +347,14 @@ def test_table_with_metadata(self):
                 'key': 'test_table_with_metadata',
                 'value': 'success'
                 }],
-            columns_metadata={
-                [{
+            columns_metadata=[
+                {
                     'key': 'test_column_with_metadata',
                     'value': 'success',
                     'columnName': 'col1'
-                    }]
-                })
+                }
+            ]
+        )
 
         table_info = self.tables.detail(table_id)
         with self.subTest("Test metadata key in response"):