diff --git a/circle.yml b/circle.yml
index af3bbf9c..9155ee3b 100644
--- a/circle.yml
+++ b/circle.yml
@@ -10,7 +10,7 @@ executors:
   mac:
     macos:
       xcode: "14.3.1"
-    resource_class: macos.x86.medium.gen2
+    resource_class: macos.m1.medium.gen1
 
 jobs:
   mac-test: