diff --git a/ZXing.Net.Mobile/iOS/ZXingScannerView.ios.cs b/ZXing.Net.Mobile/iOS/ZXingScannerView.ios.cs
index 406cd0b4..ff090205 100644
--- a/ZXing.Net.Mobile/iOS/ZXingScannerView.ios.cs
+++ b/ZXing.Net.Mobile/iOS/ZXingScannerView.ios.cs
@@ -620,7 +620,7 @@ public void Torch(bool on)
 				{
 					device.LockForConfiguration(out var err);
 
-					if (err != null)
+					if (err == null)
 					{
 						if (on)
 						{