diff --git a/Mixin/Service/DeviceTransfer/DeviceTransferClient.swift b/Mixin/Service/DeviceTransfer/DeviceTransferClient.swift
index 293600ee27..7a44df501b 100644
--- a/Mixin/Service/DeviceTransfer/DeviceTransferClient.swift
+++ b/Mixin/Service/DeviceTransfer/DeviceTransferClient.swift
@@ -8,7 +8,7 @@ final class DeviceTransferClient {
         case idle
         case transfer(progress: Double, speed: String)
         case closed(DeviceTransferClosedReason)
-        case importing(progress: Double)
+        case importing(progress: Float)
         case finished
     }
     
@@ -326,7 +326,7 @@ extension DeviceTransferClient {
 
 extension DeviceTransferClient: DeviceTransferDataWriterDelegate {
     
-    func deviceTransferDataWriter(_ writer: DeviceTransferDataWriter, update progress: Double) {
+    func deviceTransferDataWriter(_ writer: DeviceTransferDataWriter, update progress: Float) {
         if progress >= 1 {
             Logger.general.info(category: "DeviceTransferClient", message: "Import finished")
             ConversationDAO.shared.updateLastMessageIdAndCreatedAt()
diff --git a/Mixin/Service/DeviceTransfer/DeviceTransferDataWriter.swift b/Mixin/Service/DeviceTransfer/DeviceTransferDataWriter.swift
index 2351acffc4..0220742ee1 100644
--- a/Mixin/Service/DeviceTransfer/DeviceTransferDataWriter.swift
+++ b/Mixin/Service/DeviceTransfer/DeviceTransferDataWriter.swift
@@ -3,7 +3,7 @@ import MixinServices
 
 protocol DeviceTransferDataWriterDelegate: AnyObject {
     
-    func deviceTransferDataWriter(_ writer: DeviceTransferDataWriter, update progress: Double)
+    func deviceTransferDataWriter(_ writer: DeviceTransferDataWriter, update progress: Float)
     
 }
 
@@ -130,7 +130,7 @@ extension DeviceTransferDataWriter {
                             }
                         }
                     } else {
-                        let progress = Double(self.parsedRecordCount) / Double(self.totalRecordCount + 1)
+                        let progress = Float(self.parsedRecordCount) / Float(self.totalRecordCount + 1)
                         delegate.deviceTransferDataWriter(self, update: progress)
                     }
                 }
diff --git a/Mixin/UserInterface/Controllers/DeviceTransfer/DeviceTransferProgressViewController.swift b/Mixin/UserInterface/Controllers/DeviceTransfer/DeviceTransferProgressViewController.swift
index aaabf62e2f..1234b7de78 100644
--- a/Mixin/UserInterface/Controllers/DeviceTransfer/DeviceTransferProgressViewController.swift
+++ b/Mixin/UserInterface/Controllers/DeviceTransfer/DeviceTransferProgressViewController.swift
@@ -226,9 +226,9 @@ extension DeviceTransferProgressViewController {
         }
     }
     
-    private func updateTitleLabel(with importProgress: Double) {
+    private func updateTitleLabel(with importProgress: Float) {
         titleLabel.text = R.string.localizable.importing_chat_progress(String(format: "%.2f", importProgress * 100))
-        progressView.progress = Float(importProgress)
+        progressView.progress = importProgress
     }
     
     private func importFinished() {