diff --git a/frappe/utils/data.py b/frappe/utils/data.py
index 39c8c387eb..dc4d3c5e53 100644
--- a/frappe/utils/data.py
+++ b/frappe/utils/data.py
@@ -54,8 +54,8 @@ def get_datetime(datetime_str=None):
 	elif isinstance(datetime_str, datetime.date):
 		return datetime.datetime.combine(datetime_str, datetime.time())
 
-	# dateutil parser does not agree with dates like 0001-01-01
-	if not datetime_str or (datetime_str or "").startswith("0001-01-01"):
+	# dateutil parser does not agree with dates like "0001-01-01" or "0000-00-00"
+	if not datetime_str or (datetime_str or "").startswith(("0001-01-01", "0000-00-00")):
 		return None
 
 	try: