diff --git a/MastodonSDK/Sources/MastodonUI/Scene/ComposeContent/Attachment/AttachmentViewModel.swift b/MastodonSDK/Sources/MastodonUI/Scene/ComposeContent/Attachment/AttachmentViewModel.swift
index e420d9ad1..3ff97769e 100644
--- a/MastodonSDK/Sources/MastodonUI/Scene/ComposeContent/Attachment/AttachmentViewModel.swift
+++ b/MastodonSDK/Sources/MastodonUI/Scene/ComposeContent/Attachment/AttachmentViewModel.swift
@@ -133,38 +133,36 @@ final public class AttachmentViewModel: NSObject, ObservableObject, Identifiable
             .receive(on: DispatchQueue.main)
             .assign(to: &$thumbnail)
         
-        defer {
-            let uploadTask = Task { @MainActor in
-                do {
-                    var output = try await load(input: input)
-                    
-                    switch output {
-                    case .image(let data, _):
-                        self.output = output
-                        self.update(uploadState: .compressing)
-                        let compressedOutput = try await compressImage(data: data, sizeLimit: sizeLimit)
-                        output = compressedOutput
-                    case .video(let fileURL, let mimeType):
-                        self.output = output
-                        self.update(uploadState: .compressing)
-                        let compressedFileURL = try await compressVideo(url: fileURL)
-                        output = .video(compressedFileURL, mimeType: mimeType)
-                        try? FileManager.default.removeItem(at: fileURL)    // remove old file
-                    }
-                    
-                    self.outputSizeInByte = output.asAttachment.sizeInByte.flatMap { Int64($0) } ?? 0
+        let uploadTask = Task { @MainActor in
+            do {
+                var output = try await load(input: input)
+                
+                switch output {
+                case .image(let data, _):
                     self.output = output
-                    
-                    self.update(uploadState: .ready)
-                    self.delegate?.attachmentViewModel(self, uploadStateValueDidChange: self.uploadState)
-                } catch {
-                    self.error = error
+                    self.update(uploadState: .compressing)
+                    let compressedOutput = try await compressImage(data: data, sizeLimit: sizeLimit)
+                    output = compressedOutput
+                case .video(let fileURL, let mimeType):
+                    self.output = output
+                    self.update(uploadState: .compressing)
+                    let compressedFileURL = try await compressVideo(url: fileURL)
+                    output = .video(compressedFileURL, mimeType: mimeType)
+                    try? FileManager.default.removeItem(at: fileURL)    // remove old file
                 }
-            }   // end Task
-            self.uploadTask = uploadTask
-            Task {
-                await uploadTask.value
+                
+                self.outputSizeInByte = output.asAttachment.sizeInByte.flatMap { Int64($0) } ?? 0
+                self.output = output
+                
+                self.update(uploadState: .ready)
+                self.delegate?.attachmentViewModel(self, uploadStateValueDidChange: self.uploadState)
+            } catch {
+                self.error = error
             }
+        }   // end Task
+        self.uploadTask = uploadTask
+        Task {
+            await uploadTask.value
         }
     }