diff --git a/erpnext/accounts/doctype/bank_statement_import/bank_statement_import.py b/erpnext/accounts/doctype/bank_statement_import/bank_statement_import.py
index 5f110e2..ffc9d1c 100644
--- a/erpnext/accounts/doctype/bank_statement_import/bank_statement_import.py
+++ b/erpnext/accounts/doctype/bank_statement_import/bank_statement_import.py
@@ -51,7 +51,7 @@
 			self.import_file, self.google_sheets_url
 		)
 
-		if 'Bank Account' not in json.dumps(preview):
+		if 'Bank Account' not in json.dumps(preview['columns']):
 			frappe.throw(_("Please add the Bank Account column"))
 
 		from frappe.core.page.background_jobs.background_jobs import get_info