diff --git a/airflow/providers/qubole/operators/qubole.py b/airflow/providers/qubole/operators/qubole.py
index 1b2d02f4008e0..86f34fa0cc2d2 100644
--- a/airflow/providers/qubole/operators/qubole.py
+++ b/airflow/providers/qubole/operators/qubole.py
@@ -18,7 +18,7 @@
 """Qubole operator"""
 import re
 from datetime import datetime
-from typing import TYPE_CHECKING, Iterable, Optional, Sequence
+from typing import TYPE_CHECKING, Optional, Sequence
 
 from airflow.hooks.base import BaseHook
 from airflow.models import BaseOperator, BaseOperatorLink
@@ -217,7 +217,7 @@ class QuboleOperator(BaseOperator):
         'cluster_label',
     )
 
-    template_ext: Iterable[str] = ('.txt',)
+    template_ext: Sequence[str] = ('.txt',)
     ui_color = '#3064A1'
     ui_fgcolor = '#fff'
     qubole_hook_allowed_args_list = ['command_type', 'qubole_conn_id', 'fetch_logs']
diff --git a/airflow/providers/qubole/operators/qubole_check.py b/airflow/providers/qubole/operators/qubole_check.py
index e0c2de3285330..a112f400d41e1 100644
--- a/airflow/providers/qubole/operators/qubole_check.py
+++ b/airflow/providers/qubole/operators/qubole_check.py
@@ -168,7 +168,7 @@ class QuboleValueCheckOperator(_QuboleCheckOperatorMixin, SQLValueCheckOperator,
             QuboleOperator and SQLValueCheckOperator are template-supported.
     """
 
-    template_fields = set(QuboleOperator.template_fields) | set(SQLValueCheckOperator.template_fields)
+    template_fields = tuple(set(QuboleOperator.template_fields) | set(SQLValueCheckOperator.template_fields))
     template_ext = QuboleOperator.template_ext
     ui_fgcolor = '#000'