diff --git a/airflow/dags/ingestion/ask-astro-load-stackoverflow.py b/airflow/dags/ingestion/ask-astro-load-stackoverflow.py
index c5ef5d32..804f6fa9 100644
--- a/airflow/dags/ingestion/ask-astro-load-stackoverflow.py
+++ b/airflow/dags/ingestion/ask-astro-load-stackoverflow.py
@@ -12,7 +12,7 @@
 _WEAVIATE_CONN_ID = f"weaviate_{ask_astro_env}"
 WEAVIATE_CLASS = os.environ.get("WEAVIATE_CLASS", "DocsDev")
 ask_astro_weaviate_hook = AskAstroWeaviateHook(_WEAVIATE_CONN_ID)
-stackoverflow_cutoff_date = "2021-09-01"
+stackoverflow_cutoff_date = os.environ.get("STACKOVERFLOW_CUTOFF_DATE", "2021-09-01")
 
 stackoverflow_tags = [
     "airflow",