diff --git a/ios/CameraView+CodeScanning.swift b/ios/CameraView+CodeScanning.swift
index 1ba8976..cc18891 100644
--- a/ios/CameraView+CodeScanning.swift
+++ b/ios/CameraView+CodeScanning.swift
@@ -11,7 +11,7 @@ import Foundation
 
 extension CameraView: AVCaptureMetadataOutputObjectsDelegate {
   func metadataOutput(_: AVCaptureMetadataOutput, didOutput metadataObjects: [AVMetadataObject], from _: AVCaptureConnection) {
-    guard metadataObjects.count > 0 else {
+    if metadataObjects.isEmpty {
       return
     }
 
diff --git a/ios/Extensions/AVCaptureDevice.Format+matchesFilter.swift b/ios/Extensions/AVCaptureDevice.Format+matchesFilter.swift
index d3aa007..9fff7f4 100644
--- a/ios/Extensions/AVCaptureDevice.Format+matchesFilter.swift
+++ b/ios/Extensions/AVCaptureDevice.Format+matchesFilter.swift
@@ -84,7 +84,8 @@ extension AVCaptureDevice.Format {
         return false
       }
     }
-    if let autoFocusSystem = filter.value(forKey: "autoFocusSystem") as? String, let avAutoFocusSystem = try? AVCaptureDevice.Format.AutoFocusSystem(withString: autoFocusSystem) {
+    if let autoFocusSystem = filter.value(forKey: "autoFocusSystem") as? String,
+       let avAutoFocusSystem = try? AVCaptureDevice.Format.AutoFocusSystem(withString: autoFocusSystem) {
       if self.autoFocusSystem != avAutoFocusSystem {
         return false
       }