diff --git a/setup.py b/setup.py
index 892c6dca7..b61e5c296 100644
--- a/setup.py
+++ b/setup.py
@@ -357,7 +357,10 @@ class BuildExtension(build_ext.build_ext):
       for ext in self.extensions:
         target_name = self.get_ext_fullpath(ext.name)
         # Build x86
-        self._build_binary(ext)
+        self._build_binary(
+            ext,
+            ['--cpu=darwin', '--ios_multi_cpus=i386,x86_64,armv7,arm64'],
+        )
         x86_name = self.get_ext_fullpath(ext.name)
         # Build Arm64
         ext.name = ext.name + '.arm64'