diff --git a/external/Xamarin.MacDev b/external/Xamarin.MacDev
index 5902390596..dc219b2379 160000
--- a/external/Xamarin.MacDev
+++ b/external/Xamarin.MacDev
@@ -1 +1 @@
-Subproject commit 59023905966b465cc92bb46535cf66a59a38d39f
+Subproject commit dc219b2379b6b4470625d284dfe664b418ca1977
diff --git a/msbuild/Xamarin.iOS.Tasks.Core/Tasks/DetectSdkLocationsTaskBase.cs b/msbuild/Xamarin.iOS.Tasks.Core/Tasks/DetectSdkLocationsTaskBase.cs
index 7691954be8..7f9346abe3 100644
--- a/msbuild/Xamarin.iOS.Tasks.Core/Tasks/DetectSdkLocationsTaskBase.cs
+++ b/msbuild/Xamarin.iOS.Tasks.Core/Tasks/DetectSdkLocationsTaskBase.cs
@@ -88,7 +88,7 @@ namespace Xamarin.iOS.Tasks
 
 		public override bool Execute ()
 		{
-			AppleSdkSettings.CheckChanged ();
+			AppleSdkSettings.Init ();
 			IPhoneSdks.Reload ();
 
 			TargetArchitecture architectures;