diff --git a/erpnext/controllers/accounts_controller.py b/erpnext/controllers/accounts_controller.py
index 2ce1eb8..40432f7 100644
--- a/erpnext/controllers/accounts_controller.py
+++ b/erpnext/controllers/accounts_controller.py
@@ -968,7 +968,7 @@
 
 				d.exchange_gain_loss = difference
 
-	def make_exchange_gain_loss_journal(self, args=None) -> None:
+	def make_exchange_gain_loss_journal(self, args: dict = None) -> None:
 		"""
 		Make Exchange Gain/Loss journal for Invoices and Payments
 		"""