diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index be0f19cc..fa4084e4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,7 +6,7 @@ on:
       - 'main'
 
 env:
-  BUILDER_VERSION: v0.9.55
+  BUILDER_VERSION: v0.9.62
   BUILDER_SOURCE: releases
   BUILDER_HOST: https://d19elf31gohf1l.cloudfront.net
   PACKAGE_NAME: aws-c-iot
@@ -120,8 +120,17 @@ jobs:
         python -c "from urllib.request import urlretrieve; urlretrieve('${{ env.BUILDER_HOST }}/${{ env.BUILDER_SOURCE }}/${{ env.BUILDER_VERSION }}/builder.pyz?run=${{ env.RUN }}', 'builder.pyz')"
         python builder.pyz build -p ${{ env.PACKAGE_NAME }} --cmake-extra=-DBUILD_SHARED_LIBS=ON
 
-  osx:
-    runs-on: macos-12 # latest
+  macos:
+    runs-on: macos-14 # latest
+    steps:
+    - name: Build ${{ env.PACKAGE_NAME }} + consumers
+      run: |
+        python3 -c "from urllib.request import urlretrieve; urlretrieve('${{ env.BUILDER_HOST }}/${{ env.BUILDER_SOURCE }}/${{ env.BUILDER_VERSION }}/builder.pyz?run=${{ env.RUN }}', 'builder')"
+        chmod a+x builder
+        ./builder build -p ${{ env.PACKAGE_NAME }}
+
+  macos-x64:
+    runs-on: macos-14-large # latest
     steps:
     - name: Build ${{ env.PACKAGE_NAME }} + consumers
       run: |