diff --git a/backend/backend.py b/backend/backend.py
index 84ed9a7..6d375c7 100644
--- a/backend/backend.py
+++ b/backend/backend.py
@@ -65,7 +65,7 @@ training_data = [
     ("Quarterly earnings report", "finance@example.com", 0),
     ("Urgent: Verify your identity", "security@example.com", 1),
     ("Birthday celebration", "events@example.com", 0),
-]cd
+]
 
 subjects = [x[0] for x in training_data]
 senders = [x[1] for x in training_data]
diff --git a/backend/safe_emails.json b/backend/safe_emails.json
index 5c46c44..b79e8f4 100644
--- a/backend/safe_emails.json
+++ b/backend/safe_emails.json
@@ -1 +1 @@
-["3", "13", "14", "15"]
\ No newline at end of file
+["3", "13", "14", "15", "16"]
\ No newline at end of file