diff --git a/Homebrew/mas.rb b/Homebrew/mas.rb
index 758f95c..850a2e7 100644
--- a/Homebrew/mas.rb
+++ b/Homebrew/mas.rb
@@ -14,19 +14,16 @@ class Mas < Formula
   end
 
   depends_on "carthage" => :build
-  depends_on xcode: ["10.2", :build]
+  depends_on xcode: ["11.4", :build]
 
   def install
     # Working around build issues in dependencies
     # - Prevent warnings from causing build failures
     # - Prevent linker errors by telling all lib builds to use max size install names
-    # - Ensure dependencies build for the current CPU; otherwise Commandant will
-    #   build for x86_64 when running arm64
     xcconfig = buildpath/"Overrides.xcconfig"
     xcconfig.write <<~EOS
       GCC_TREAT_WARNINGS_AS_ERRORS = NO
       OTHER_LDFLAGS = -headerpad_max_install_names
-      VALID_ARCHS = #{Hardware::CPU.arch}
     EOS
     ENV["XCODE_XCCONFIG_FILE"] = xcconfig