diff --git a/django_ledger/settings.py b/django_ledger/settings.py
index 7521a90b..8dedeb68 100644
--- a/django_ledger/settings.py
+++ b/django_ledger/settings.py
@@ -28,13 +28,13 @@
 DJANGO_LEDGER_TRANSACTION_CORRECTION = getattr(settings, 'DJANGO_LEDGER_TRANSACTION_CORRECTION', Decimal('0.01'))
 DJANGO_LEDGER_ACCOUNT_CODE_GENERATE = getattr(settings, 'DJANGO_LEDGER_ACCOUNT_CODE_GENERATE', True)
 DJANGO_LEDGER_ACCOUNT_CODE_GENERATE_LENGTH = getattr(settings, 'DJANGO_LEDGER_ACCOUNT_CODE_GENERATE_LENGTH', 5)
-DJANGO_LEDGER_ACCOUNT_CODE_USE_PREFIX = getattr(settings, 'DJANGO_LEDGER_ACCOUNT_CODE_GENERATE_LENGTH', True)
+DJANGO_LEDGER_ACCOUNT_CODE_USE_PREFIX = getattr(settings, 'DJANGO_LEDGER_ACCOUNT_CODE_USE_PREFIX', True)
 DJANGO_LEDGER_JE_NUMBER_PREFIX = getattr(settings, 'DJANGO_LEDGER_JE_NUMBER_PREFIX', 'JE')
 DJANGO_LEDGER_PO_NUMBER_PREFIX = getattr(settings, 'DJANGO_LEDGER_PO_NUMBER_PREFIX', 'PO')
 DJANGO_LEDGER_ESTIMATE_NUMBER_PREFIX = getattr(settings, 'DJANGO_LEDGER_ESTIMATE_NUMBER_PREFIX', 'E')
 DJANGO_LEDGER_INVOICE_NUMBER_PREFIX = getattr(settings, 'DJANGO_LEDGER_INVOICE_NUMBER_PREFIX', 'I')
 DJANGO_LEDGER_BILL_NUMBER_PREFIX = getattr(settings, 'DJANGO_LEDGER_BILL_NUMBER_PREFIX', 'B')
-DJANGO_LEDGER_RECEIPT_NUMBER_PREFIX = getattr(settings, 'DJANGO_LEDGER_BILL_NUMBER_PREFIX', 'R')
+DJANGO_LEDGER_RECEIPT_NUMBER_PREFIX = getattr(settings, 'DJANGO_LEDGER_RECEIPT_NUMBER_PREFIX', 'R')
 DJANGO_LEDGER_VENDOR_NUMBER_PREFIX = getattr(settings, 'DJANGO_LEDGER_VENDOR_NUMBER_PREFIX', 'V')
 DJANGO_LEDGER_CUSTOMER_NUMBER_PREFIX = getattr(settings, 'DJANGO_LEDGER_CUSTOMER_NUMBER_PREFIX', 'C')
 DJANGO_LEDGER_EXPENSE_NUMBER_PREFIX = getattr(settings, 'DJANGO_LEDGER_EXPENSE_NUMBER_PREFIX', 'IEX')