diff --git a/app/components/emails/email-list.tsx b/app/components/emails/email-list.tsx
index 088a07d..b9df34d 100644
--- a/app/components/emails/email-list.tsx
+++ b/app/components/emails/email-list.tsx
@@ -241,7 +241,7 @@ export function EmailList({ onEmailSelect, selectedEmailId }: EmailListProps) {
           <AlertDialogHeader>
             <AlertDialogTitle>{t("deleteConfirm")}</AlertDialogTitle>
             <AlertDialogDescription>
-              {t("deleteDescription", { email: emailToDelete?.address })}
+              {t("deleteDescription", { email: emailToDelete?.address || "" })}
             </AlertDialogDescription>
           </AlertDialogHeader>
           <AlertDialogFooter>
diff --git a/app/components/emails/message-list.tsx b/app/components/emails/message-list.tsx
index 8f71332..babf05d 100644
--- a/app/components/emails/message-list.tsx
+++ b/app/components/emails/message-list.tsx
@@ -283,7 +283,7 @@ export function MessageList({ email, messageType, onMessageSelect, selectedMessa
         <AlertDialogHeader>
           <AlertDialogTitle>{tList("deleteConfirm")}</AlertDialogTitle>
           <AlertDialogDescription>
-            {tList("deleteDescription", { email: messageToDelete?.subject })}
+            {tList("deleteDescription", { email: messageToDelete?.subject || "" })}
           </AlertDialogDescription>
         </AlertDialogHeader>
         <AlertDialogFooter>