diff --git a/MVMCore/MVMCore.xcodeproj/project.pbxproj b/MVMCore/MVMCore.xcodeproj/project.pbxproj
index 16ae5e3..33fb11b 100644
--- a/MVMCore/MVMCore.xcodeproj/project.pbxproj
+++ b/MVMCore/MVMCore.xcodeproj/project.pbxproj
@@ -978,6 +978,7 @@
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
+				VALID_ARCHS = "arm64 arm64e";
 			};
 			name = Debug;
 		};
@@ -1004,6 +1005,7 @@
 				SKIP_INSTALL = YES;
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
+				VALID_ARCHS = "arm64 arm64e";
 			};
 			name = Release;
 		};