diff --git a/.circleci/config.yml b/.circleci/config.yml
index a39e467b4..4f7a19ed3 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -4,7 +4,7 @@ jobs:
   build:
     macos:
       xcode: 15.4.0
-    resource_class: macos.m1.large.gen1
+    resource_class: macos.m1.medium.gen1
     steps:
       - checkout
       - run:
@@ -14,7 +14,7 @@ jobs:
   unit-test:
     macos:
       xcode: 15.4.0
-    resource_class: macos.m1.large.gen1
+    resource_class: macos.m1.medium.gen1
     steps:
       - checkout
       - run:
@@ -24,7 +24,7 @@ jobs:
   run-swift-demo-integration-tests:
     macos:
       xcode: 15.4.0
-    resource_class: macos.m1.large.gen1
+    resource_class: macos.m1.medium.gen1
     steps:
       - checkout
       - run:
@@ -34,7 +34,7 @@ jobs:
   run-swift-demo-ui-tests:
     macos:
       xcode: 15.4.0
-    resource_class: macos.m1.large.gen1
+    resource_class: macos.m1.medium.gen1
     steps:
       - checkout
       - run: