diff --git a/airflow/operators/python.py b/airflow/operators/python.py
index 538e805cce799..133779f088b9f 100644
--- a/airflow/operators/python.py
+++ b/airflow/operators/python.py
@@ -621,7 +621,7 @@ class ExternalPythonOperator(_BasePythonVirtualenvOperator):
         macros when starting.
     """
 
-    template_fields: Sequence[str] = tuple({'python_path'} | set(PythonOperator.template_fields))
+    template_fields: Sequence[str] = tuple({'python'} | set(PythonOperator.template_fields))
 
     def __init__(
         self,