diff --git a/MVMCoreUI.xcodeproj/project.pbxproj b/MVMCoreUI.xcodeproj/project.pbxproj
index 253371bc..a4a3e406 100644
--- a/MVMCoreUI.xcodeproj/project.pbxproj
+++ b/MVMCoreUI.xcodeproj/project.pbxproj
@@ -1283,6 +1283,7 @@
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
+				VALID_ARCHS = "arm64 arm64e";
 			};
 			name = Debug;
 		};
@@ -1312,6 +1313,7 @@
 				SKIP_INSTALL = YES;
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
+				VALID_ARCHS = "arm64 arm64e";
 			};
 			name = Release;
 		};