diff --git a/FitConnect/Sender.cs b/FitConnect/Sender.cs
index a140a1e438302b4f29b79917226a5ab7835e0c19..cc30c2ab888c13bd77729926eafc80ed2f5556e2 100644
--- a/FitConnect/Sender.cs
+++ b/FitConnect/Sender.cs
@@ -154,7 +154,7 @@ public class Sender : FitConnectClient, ISender, ISenderWithDestination,
             created.SubmissionId, Submission.CaseId);
 
         var encryptedAttachments = Encrypt(PublicKey!, Submission.Attachments);
-        UploadAttachmentsAsync(Submission.Id!, encryptedAttachments);
+        UploadAttachments(Submission.Id!, encryptedAttachments);
 
         return this;
     }
@@ -251,7 +251,7 @@ public class Sender : FitConnectClient, ISender, ISenderWithDestination,
     /// </summary>
     /// <param name="submissionId">Submissions ID</param>
     /// <param name="encryptedAttachments">Encrypted attachments with id and content</param>
-    private bool UploadAttachmentsAsync(string submissionId,
+    private bool UploadAttachments(string submissionId,
         Dictionary<string, string> encryptedAttachments) {
         try {
             foreach (var (id, content) in encryptedAttachments) {