diff --git a/frappe/email/queue.py b/frappe/email/queue.py
index 45abe0374a..2c3e0ee011 100755
--- a/frappe/email/queue.py
+++ b/frappe/email/queue.py
@@ -69,7 +69,7 @@ def get_emails_sent_today(email_account=None):
 
 def get_unsubscribe_message(
 	unsubscribe_message: str, expose_recipients: str
-) -> frappe._dict[str, str]:
+) -> "frappe._dict[str, str]":
 	unsubscribe_message = unsubscribe_message or _("Unsubscribe")
 	unsubscribe_link = f'<a href="<!--unsubscribe_url-->" target="_blank">{unsubscribe_message}</a>'
 	unsubscribe_html = _("{0} to stop receiving emails of this type").format(unsubscribe_link)